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A035098 as a simple table

n a(n)
1 1
2 2
3 4
4 11
5 36
6 135
7 566
8 2610
9 13082
10 70631
11 407846
12 2504071
13 16268302
14 111378678
15 800751152
16 6027000007
17 47363985248
18 387710909055
19 3298841940510
20 29119488623294
21 266213358298590
22 2516654856419723
23 24566795704844210

[1,2,4,11,36,135,566,2610,13082,70631,407846,
 2504071,16268302,111378678,800751152,6027000007,
 47363985248,387710909055,3298841940510,
 29119488623294,266213358298590,2516654856419723,
 24566795704844210]

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Last modified April 18 15:48 EDT 2024. Contains 371780 sequences. (Running on oeis4.)