cp's OEIS Frontend

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.

A267286 Number of 6Xn arrays containing n copies of 0..6-1 with every element equal to or 1 greater than any southwest or northwest neighbors modulo 6 and the upper left element equal to 0.

Table of values

n a(n)
1 120
2 2
3 3
4 317
5 6240
6 69265
7 663855
8 12954512
9 466131976
10 13687472182
11 278976573772

List of values

[120, 2, 3, 317, 6240, 69265, 663855, 12954512, 466131976, 13687472182, 278976573772]

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

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