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.

A194482 Number of ways to arrange 5 indistinguishable points on an n X n X n triangular grid so that no four points are in the same row or diagonal.

Table of values

n a(n)
1 0
2 0
3 6
4 234
5 2817
6 19362
7 94584
8 365904
9 1193283
10 3413619
11 8800704
12 20845968
13 46017972
14 95710797
15 189154056
16 357631176
17 650438802
18 1143119610
19 1948614426
20 3232108278
21 5230489803
22 8277505236
23 12835867968
24 19537783320
25 29235566685

List of values

[0, 0, 6, 234, 2817, 19362, 94584, 365904, 1193283, 3413619, 8800704, 20845968, 46017972, 95710797, 189154056, 357631176, 650438802, 1143119610, 1948614426, 3232108278, 5230489803, 8277505236, 12835867968, 19537783320, 29235566685]

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

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