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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.

A240374 Number of nX5 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4.

Table of values

n a(n)
1 10
2 155
3 1729
4 36398
5 486179
6 6436979
7 110122847
8 1403151574
9 20729739995
10 314460587672
11 4129507235966
12 62894928616313
13 899396661401712
14 12459403539502242
15 186844736024568319
16 2621133895463593999

List of values

[10, 155, 1729, 36398, 486179, 6436979, 110122847, 1403151574, 20729739995, 314460587672, 4129507235966, 62894928616313, 899396661401712, 12459403539502242, 186844736024568319, 2621133895463593999]

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

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