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.

A275355 Number of 5Xn 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-2) and new values introduced in order 0..2.

Table of values

n a(n)
1 41
2 864
3 4100
4 31536
5 266116
6 2292520
7 20917472
8 194637328
9 1825423200
10 17213744212
11 162695907792
12 1539478009624
13 14577399623268
14 138078974585332
15 1308134484454856
16 12394068418883164
17 117434501112468568

List of values

[41, 864, 4100, 31536, 266116, 2292520, 20917472, 194637328, 1825423200, 17213744212, 162695907792, 1539478009624, 14577399623268, 138078974585332, 1308134484454856, 12394068418883164, 117434501112468568]

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

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