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A039744 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 18
5 73
6 338
7 1656
8 8512
9 45207
10 246448
11 1371535
12 7764392
13 44585180
14 259140928
15 1521967986
16 9020077206
17 53885028921
18 324176252022
19 1962530559999
20 11947926290396
21 73108804084505
22 449408984811980
23 2774152288318052
24 17190155366056138
25 106894140685782646

[1,1,2,5,18,73,338,1656,8512,45207,246448,1371535,
 7764392,44585180,259140928,1521967986,9020077206,
 53885028921,324176252022,1962530559999,
 11947926290396,73108804084505,449408984811980,
 2774152288318052,17190155366056138,
 106894140685782646]

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Last modified May 18 23:43 EDT 2024. Contains 372666 sequences. (Running on oeis4.)