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.

A276296 Number of nX5 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,1) or (0,-1) and new values introduced in order 0..2.

Table of values

n a(n)
1 8
2 108
3 693
4 5909
5 50949
6 442001
7 3861469
8 33851605
9 297360321
10 2615328377
11 23018938257
12 202689194753
13 1785196757685
14 15725574011217
15 138536812455865
16 1220524306616877
17 10753280301953245
18 94742171002825549
19 834738246801591597

List of values

[8, 108, 693, 5909, 50949, 442001, 3861469, 33851605, 297360321, 2615328377, 23018938257, 202689194753, 1785196757685, 15725574011217, 138536812455865, 1220524306616877, 10753280301953245, 94742171002825549, 834738246801591597]

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

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