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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.

A343204 Numerators of coefficients in expansion of Product_{k>=1} (1 + x^k)^(1/2).

Table of values

n a(n)
0 1
1 1
2 3
3 13
4 67
5 239
6 1031
7 2501
8 36579
9 109915
10 468653
11 1043851
12 9395751
13 21232827
14 97493519
15 235880373
16 7717800611
17 17385733651
18 82456426833
19 175398844079
20 1578297716013
21 3634938193489
22 15867173716609
23 34517119775523
24 619312307079687
25 1363237700933583

List of values

[1, 1, 3, 13, 67, 239, 1031, 2501, 36579, 109915, 468653, 1043851, 9395751, 21232827, 97493519, 235880373, 7717800611, 17385733651, 82456426833, 175398844079, 1578297716013, 3634938193489, 15867173716609, 34517119775523, 619312307079687, 1363237700933583]