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.

A146201 Number of n X n arrays of squares of integers summing to 7 with every element equal to at least one neighbor.

Table of values

n a(n)
2 0
3 12
4 1640
5 23650
6 129116
7 457330
8 1265468
9 2979098
10 6251260
11 12030146
12 21635420
13 36843178
14 59979548
15 94022930
16 142714876
17 210679610
18 303552188
19 428115298
20 592444700
21 806063306

List of values

[0, 12, 1640, 23650, 129116, 457330, 1265468, 2979098, 6251260, 12030146, 21635420, 36843178, 59979548, 94022930, 142714876, 210679610, 303552188, 428115298, 592444700, 806063306]

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

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