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.

A278768 Expansion of Product_{k>=1} 1/(1 - x^k)^(k*(3*k-1)/2).

Table of values

n a(n)
0 1
1 1
2 6
3 18
4 55
5 150
6 424
7 1113
8 2923
9 7401
10 18510
11 45271
12 109297
13 259447
14 608428
15 1407958
16 3222132
17 7292198
18 16340830
19 36265672
20 79775931
21 173999194
22 376497975
23 808471181
24 1723592762
25 3649271887
26 7675809680
27 16043777217
28 33332888108
29 68853608216
30 141438908854
31 288994878713
32 587458691042

List of values

[1, 1, 6, 18, 55, 150, 424, 1113, 2923, 7401, 18510, 45271, 109297, 259447, 608428, 1407958, 3222132, 7292198, 16340830, 36265672, 79775931, 173999194, 376497975, 808471181, 1723592762, 3649271887, 7675809680, 16043777217, 33332888108, 68853608216, 141438908854, 288994878713, 587458691042]