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.

A183480 Number of nX6 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.

Table of values

n a(n)
1 23
2 1647
3 12131
4 270549
5 7773025
6 116198719
7 2519745049
8 56697667073
9 1077056431167
10 22884814320491
11 486391513434439
12 9923123962205421
13 208990562982405425
14 4391311455637955479
15 91402396553197281527

List of values

[23, 1647, 12131, 270549, 7773025, 116198719, 2519745049, 56697667073, 1077056431167, 22884814320491, 486391513434439, 9923123962205421, 208990562982405425, 4391311455637955479, 91402396553197281527]

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

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