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A327644 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 14
5 44
6 244
7 1196
8 9366
9 62296
10 584016
11 5120548
12 60244028
13 627389924
14 8378159376
15 106097674780
16 1652301306958
17 23655318730276
18 409987534384504
19 6742903763089068
20 130675390985884516
21 2396246933608687036
22 50636625943991790784
23 1032841246318579471748

[1,1,2,4,14,44,244,1196,9366,62296,584016,5120548,
 60244028,627389924,8378159376,106097674780,
 1652301306958,23655318730276,409987534384504,
 6742903763089068,130675390985884516,
 2396246933608687036,50636625943991790784,
 1032841246318579471748]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)