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A349427 as a simple table

n a(n)
0 0
1 1
2 7
3 42
4 230
5 1190
6 5922
7 28644
8 135564
9 630630
10 2892890
11 13117676
12 58903572
13 262303132
14 1159666900
15 5094808200
16 22259364120
17 96773942790
18 418882316490
19 1805951924700
20 7758285404100
21 33221013445620
22 141830949914940
23 603876402587640
24 2564713671647400

[0,1,7,42,230,1190,5922,28644,135564,630630,
 2892890,13117676,58903572,262303132,1159666900,
 5094808200,22259364120,96773942790,418882316490,
 1805951924700,7758285404100,33221013445620,
 141830949914940,603876402587640,2564713671647400]

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Last modified August 12 19:26 EDT 2024. Contains 375113 sequences. (Running on oeis4.)