List questions from combinatorics-on-words

Published on 27 Jul 2015 - 10:06

93

Views

Count the number of strings containing $ac$ or $ca$ for a fixed length over ternary alphabet $A = \{a,b,c\}$ using rational series

Published on 27 Jul 2015 - 17:31

903

Views

Counting the expected number of strings with a given contiguous substring.

Published on 05 Aug 2015 - 15:36

72

Views

theoretical and observed word probabilities disagreement

Published on 13 Aug 2015 - 18:57

94

Views

How many finite sequences with exactly k different elements?

Published on 22 Mar 2026 - 9:55

68

Views

Words on a Subdivided Alphabet

Published on 22 Mar 2026 - 1:46

129

Views

Words that repeat the initial letter

Published on 22 Mar 2026 - 11:54

649

Views

Permutations without repetition pattern (algorithm)

Published on 22 Mar 2026 - 9:07

91

Views

Generating function for the set of $w$-free words.

Published on 15 Nov 2015 - 16:07

106

Views

How many binary sequences are there which have given numbers of substrings 00, 01, 10, 11?

Published on 21 Mar 2026 - 21:53

124

Views

When will a string have a repeating substring?

Published on 05 Dec 2015 - 20:06

2.1k

Views

Permutations- How many three letter words can you produce from the letters BALLSY?

Published on 10 Jan 2016 - 3:26

1.3k

Views

How many binary strings of length $n$ with no two adjacent 1's and four more 0's than 1's?

Published on 24 Jan 2016 - 2:52

56

Views

Combinatorics Name Generating

Published on 03 Feb 2016 - 3:57

78

Views

"L-normal" finite strings?

Published on 12 Mar 2026 - 3:01

List Question

Describe and count the set of sequences containing $20$ or $02$

Count the number of strings containing $ac$ or $ca$ for a fixed length over ternary alphabet $A = \{a,b,c\}$ using rational series

Counting the expected number of strings with a given contiguous substring.

theoretical and observed word probabilities disagreement

How many finite sequences with exactly k different elements?

Words on a Subdivided Alphabet

Words that repeat the initial letter

Permutations without repetition pattern (algorithm)

Generating function for the set of $w$-free words.

How many binary sequences are there which have given numbers of substrings 00, 01, 10, 11?

When will a string have a repeating substring?

Permutations- How many three letter words can you produce from the letters BALLSY?

How many binary strings of length $n$ with no two adjacent 1's and four more 0's than 1's?

Combinatorics Name Generating

"L-normal" finite strings?

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