Kolakoski sequence

Kolakoski sequence - infinite sequence of symbols {1,2} that is its own run-length encoding and the prototype for an infinite family of related sequences. Article “Kolakoski sequence” in English Wikipedia has 39.8 points for quality (as of July 1, 2025). The article contains 15 references and 10 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

Since the creation of article “Kolakoski sequence”, its content was written by 47 registered users of English Wikipedia and edited by 72 registered Wikipedia users in all languages.

The article is cited 12 times in English Wikipedia and cited 20 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #74861 in July 2017
• Global: #76942 in October 2021

The highest popularity rank from 2008:

• Local (English): #104920 in July 2017
• Global: #181976 in July 2017

There are 6 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Kolakoski sequence		39.8277
2	Catalan (ca) Seqüència de Kolakoski		37.1447
3	Greek (el) Ακολουθία Κολακόσκι		36.3887
4	Korean (ko) 콜라코스키 수열		29.2961
5	French (fr) Suite de Kolakoski		22.9155
6	Russian (ru) Последовательность Колакоски		22.5862

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Kolakoski sequence" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Kolakoski sequence		189 437
2	French (fr) Suite de Kolakoski		13 582
3	Russian (ru) Последовательность Колакоски		9 284
4	Korean (ko) 콜라코스키 수열		1 562
5	Greek (el) Ακολουθία Κολακόσκι		177
6	Catalan (ca) Seqüència de Kolakoski		121

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Kolakoski sequence" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Kolakoski sequence		1 287
2	Korean (ko) 콜라코스키 수열		55
3	French (fr) Suite de Kolakoski		53
4	Russian (ru) Последовательность Колакоски		48
5	Greek (el) Ακολουθία Κολακόσκι		9
6	Catalan (ca) Seqüència de Kolakoski		5

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Kolakoski sequence" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Kolakoski sequence		47
2	French (fr) Suite de Kolakoski		16
3	Russian (ru) Последовательность Колакоски		4
4	Catalan (ca) Seqüència de Kolakoski		2
5	Korean (ko) 콜라코스키 수열		2
6	Greek (el) Ακολουθία Κολακόσκι		1

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Kolakoski sequence" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Catalan (ca) Seqüència de Kolakoski		0
2	Greek (el) Ακολουθία Κολακόσκι		0
3	English (en) Kolakoski sequence		0
4	French (fr) Suite de Kolakoski		0
5	Korean (ko) 콜라코스키 수열		0
6	Russian (ru) Последовательность Колакоски		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Kolakoski sequence" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Kolakoski sequence		12
2	Russian (ru) Последовательность Колакоски		4
3	French (fr) Suite de Kolakoski		3
4	Korean (ko) 콜라코스키 수열		1
5	Catalan (ca) Seqüència de Kolakoski		0
6	Greek (el) Ακολουθία Κολακόσκι		0

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#	Language	Value
ca	Catalan Seqüència de Kolakoski
el	Greek Ακολουθία Κολακόσκι
en	English Kolakoski sequence
fr	French Suite de Kolakoski
ko	Korean 콜라코스키 수열
ru	Russian Последовательность Колакоски

Best Rank

English: #104920 07.2017

Global: #181976 07.2017

Best Rank

English: #74861 07.2017

Global: #76942 10.2021

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information