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.

A293096 Number of n X 4 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 two less than the number of 0's adjacent to some 1.

Table of values

n a(n)
1 0
2 42
3 567
4 8088
5 115870
6 1710994
7 25504769
8 383909610
9 5821195059
10 88774881168
11 1360012227225
12 20913114635864
13 322580968736023
14 4988786216140076
15 77325995176393118
16 1200887079044838246
17 18681923365562958635

List of values

[0, 42, 567, 8088, 115870, 1710994, 25504769, 383909610, 5821195059, 88774881168, 1360012227225, 20913114635864, 322580968736023, 4988786216140076, 77325995176393118, 1200887079044838246, 18681923365562958635]

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

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