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.

A268773 Number of nX7 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)
1 576
2 1456
3 17000
4 198114
5 2258084
6 24222418
7 255353744
8 2624246370
9 26623649020
10 266457432340
11 2642221357236
12 25977398801092
13 253689171829452
14 2462722401530246
15 23787359898720204
16 228742960985861366

List of values

[576, 1456, 17000, 198114, 2258084, 24222418, 255353744, 2624246370, 26623649020, 266457432340, 2642221357236, 25977398801092, 253689171829452, 2462722401530246, 23787359898720204, 228742960985861366]

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

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