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.

A268772 Number of nX6 0..2 arrays with some element plus some horizontally, vertically, diagonally or antidiagonally adjacent neighbor totalling two exactly once.

Table of values

n a(n)
1 240
2 620
3 5214
4 46312
5 387146
6 3104544
7 24222418
8 185142872
9 1393319226
10 10357051740
11 76224579034
12 556383657268
13 4033179662378
14 29064236056520
15 208382539816438
16 1487439977791192
17 10576114792480666
18 74940142727337224

List of values

[240, 620, 5214, 46312, 387146, 3104544, 24222418, 185142872, 1393319226, 10357051740, 76224579034, 556383657268, 4033179662378, 29064236056520, 208382539816438, 1487439977791192, 10576114792480666, 74940142727337224]

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

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