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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.

A214598 Number of 5X5X5 triangular 0..n arrays with every horizontal row having the same average value.

Table of values

n a(n)
1 2
2 20351
3 187862
4 3330677
5 20608352
6 121537201
7 493575042
8 1877543213
9 5767190924
10 16841357893
11 42868858260
12 105147415789
13 233567627514
14 505276944133
15 1015252318954
16 1995846081585
17 3708725498234
18 6772671546085

List of values

[2, 20351, 187862, 3330677, 20608352, 121537201, 493575042, 1877543213, 5767190924, 16841357893, 42868858260, 105147415789, 233567627514, 505276944133, 1015252318954, 1995846081585, 3708725498234, 6772671546085]

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

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