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.

A269193 Number of nX7 0..3 arrays with some element plus some horizontally, diagonally, antidiagonally or vertically adjacent neighbor totalling three no more than once.

Table of values

n a(n)
1 8748
2 1008804
3 194596516
4 36068275268
5 6648192704604
6 1209655310225276
7 217602949665911156
8 38754403905072091620
9 6843294057789444736828
10 1199620248489898735000620
11 208983050480777152531950868

List of values

[8748, 1008804, 194596516, 36068275268, 6648192704604, 1209655310225276, 217602949665911156, 38754403905072091620, 6843294057789444736828, 1199620248489898735000620, 208983050480777152531950868]

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

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