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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A320090 Number of primitive (=aperiodic) 6-ary words with length less than or equal to n which are earlier in lexicographic order than any other word derived by cyclic shifts of the alphabet.

Table of values

n a(n)
1 1
2 6
3 41
4 251
5 1546
6 9281
7 55936
8 335656
9 2015236
10 12091631
11 72557806
12 435346876
13 2612129211
14 15672776566
15 94036939331
16 564221643971
17 3385331551426
18 20311989308806
19 121871945977221
20 731231675909811
21 4387390115926096
22 26324340695837771
23 157946044538104906

List of values

[1, 6, 41, 251, 1546, 9281, 55936, 335656, 2015236, 12091631, 72557806, 435346876, 2612129211, 15672776566, 94036939331, 564221643971, 3385331551426, 20311989308806, 121871945977221, 731231675909811, 4387390115926096, 26324340695837771, 157946044538104906]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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