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.

A194503 Number of lower triangles of an n X n 0..6 array with each element unequal to the sum mod 7 of its horizontal and vertical neighbors.

Table of values

n a(n)
1 6
2 216
3 46872
4 60466140
5 470184984576
6 21936950640377856

List of values

[6, 216, 46872, 60466140, 470184984576, 21936950640377856]

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

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