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.

A271030 Number of nXnXn triangular 0..4 arrays with some element less than a w, nw or ne neighbor exactly once.

Table of values

n a(n)
1 0
2 40
3 896
4 15116
5 232432
6 3441072
7 50108414
8 724727082
9 10461499634
10 151103449566
11 2186779416368
12 31731721875678
13 461837305110082
14 6742912667242640
15 98757904224890770
16 1450886824492563414

List of values

[0, 40, 896, 15116, 232432, 3441072, 50108414, 724727082, 10461499634, 151103449566, 2186779416368, 31731721875678, 461837305110082, 6742912667242640, 98757904224890770, 1450886824492563414]

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

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