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.

A348756 Product_{n>=1} (1 + a(n)*x^n) = 1 + x + x^2 + 2 * Sum_{n>=3} a(n)*x^n.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 4
7 8
8 17
9 38
10 84
11 192
12 438
13 1024
14 2388
15 5678
16 13451
17 32354
18 77578
19 188382
20 456006
21 1115966
22 2722174
23 6702450
24 16458698
25 40734862
26 100551658
27 249995010
28 619974654
29 1547115954
30 3852068670
31 9644512918
32 24095760863
33 60506814284
34 151622914562

List of values

[1, 1, 1, 1, 2, 4, 8, 17, 38, 84, 192, 438, 1024, 2388, 5678, 13451, 32354, 77578, 188382, 456006, 1115966, 2722174, 6702450, 16458698, 40734862, 100551658, 249995010, 619974654, 1547115954, 3852068670, 9644512918, 24095760863, 60506814284, 151622914562]