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.

A338778 Number of ordered ways of writing n-th tetrahedral number as a sum of n positive tetrahedral numbers.

Table of values

n a(n)
0 1
1 1
2 0
3 0
4 0
5 20
6 195
7 1890
8 6286
9 94584
10 1065120
11 12345432
12 194450586
13 2844976135
14 44569913570
15 740023110855
16 13144353701940
17 241663182769494
18 4707408836458200
19 95865898167054186
20 2038122531703155798
21 45103282424247100962
22 1037559653596650520776
23 24776005985596646165127

List of values

[1, 1, 0, 0, 0, 20, 195, 1890, 6286, 94584, 1065120, 12345432, 194450586, 2844976135, 44569913570, 740023110855, 13144353701940, 241663182769494, 4707408836458200, 95865898167054186, 2038122531703155798, 45103282424247100962, 1037559653596650520776, 24776005985596646165127]

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

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