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A150250 as a simple table

n a(n)
0 1
1 2
2 6
3 22
4 85
5 339
6 1395
7 5878
8 25192
9 109323
10 479306
11 2119594
12 9440676
13 42302795
14 190529094
15 861966149
16 3914794199
17 17840793760
18 81552762664
19 373801093673
20 1717515358487
21 7908884731531
22 36491882034611
23 168681400314933
24 781018023486930
25 3621756376540216
26 16818597426475822
27 78203624439103881

[1,2,6,22,85,339,1395,5878,25192,109323,479306,
 2119594,9440676,42302795,190529094,861966149,
 3914794199,17840793760,81552762664,373801093673,
 1717515358487,7908884731531,36491882034611,
 168681400314933,781018023486930,3621756376540216,
 16818597426475822,78203624439103881]

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Last modified May 12 12:48 EDT 2024. Contains 372480 sequences. (Running on oeis4.)