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.

A195276 Number of lower triangles of an n X n integer array with each element differing from all of its vertical and horizontal neighbors by 6 or less and triangles differing by a constant counted only once.

Table of values

n a(n)
1 1
2 169
3 248261
4 3249312469
5 383752106451389
6 411207789366962687359
7 4011033701337366560359871745

List of values

[1, 169, 248261, 3249312469, 383752106451389, 411207789366962687359, 4011033701337366560359871745]

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

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