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.

A322199 Expansion of Product_{k>=1} 1/(1 - (2^k + 1) * x^k).

Table of values

n a(n)
0 1
1 3
2 14
3 51
4 195
5 663
6 2345
7 7707
8 25744
9 82980
10 267812
11 846150
12 2676163
13 8337189
14 25947281
15 80053128
16 246468551
17 754366239
18 2305139065
19 7014997404
20 21317567297
21 64606020012
22 195557995054
23 590855420007
24 1783577678925
25 5377112705874
26 16199746640340
27 48763788775530
28 146712079122114
29 441146762285301
30 1326002750336702
31 3984148679940612
32 11967872331787643

List of values

[1, 3, 14, 51, 195, 663, 2345, 7707, 25744, 82980, 267812, 846150, 2676163, 8337189, 25947281, 80053128, 246468551, 754366239, 2305139065, 7014997404, 21317567297, 64606020012, 195557995054, 590855420007, 1783577678925, 5377112705874, 16199746640340, 48763788775530, 146712079122114, 441146762285301, 1326002750336702, 3984148679940612, 11967872331787643]