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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.

A213876 Number of words w where each letter of the 6-ary alphabet occurs n times and for every prefix z of w we have #(z,a_i) = 0 or #(z,a_i) >= #(z,a_j) for all j>i and #(z,a_i) counts the occurrences of the i-th letter in z.

Table of values

n a(n)
0 1
1 720
2 10395
3 3864040
4 4622269345
5 10915151070941
6 40684710729862072
7 211109968702038259993
8 1409438188685787895321841
9 11481253272835564584899247346
10 109898940874611419792791074271620
11 1202306852636261419990922606451803760

List of values

[1, 720, 10395, 3864040, 4622269345, 10915151070941, 40684710729862072, 211109968702038259993, 1409438188685787895321841, 11481253272835564584899247346, 109898940874611419792791074271620, 1202306852636261419990922606451803760]

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

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