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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.

A196454 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,2,4,1 for x=0,1,2,3,4.

Table of values

n a(n)
1 12
2 146
3 1232
4 15274
5 249402
6 3707781
7 46887621
8 578160718
9 7394096617
10 96338727461
11 1258078944815
12 16370595753240
13 212274372772624
14 2750178418606822
15 35652972674573032
16 462472339632802800

List of values

[12, 146, 1232, 15274, 249402, 3707781, 46887621, 578160718, 7394096617, 96338727461, 1258078944815, 16370595753240, 212274372772624, 2750178418606822, 35652972674573032, 462472339632802800]

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

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