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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.

A276371 Expansion of e.g.f. exp(x/2)/(2 - exp(2*x))^(1/4).

Table of values

n a(n)
0 1
1 1
2 3
3 19
4 177
5 2161
6 32643
7 587539
8 12273537
9 291853441
10 7782998883
11 230028553459
12 7462717994097
13 263654454838321
14 10075889406229923
15 414147167601017779
16 18217983822073897857
17 853975145498805244801
18 42495107452208870429763
19 2237264405984004517212499
20 124243242448367338311920817
21 7258224393227482972980320881
22 444967879322677755285771182403
23 28563002475012109334240250609619

List of values

[1, 1, 3, 19, 177, 2161, 32643, 587539, 12273537, 291853441, 7782998883, 230028553459, 7462717994097, 263654454838321, 10075889406229923, 414147167601017779, 18217983822073897857, 853975145498805244801, 42495107452208870429763, 2237264405984004517212499, 124243242448367338311920817, 7258224393227482972980320881, 444967879322677755285771182403, 28563002475012109334240250609619]

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

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