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A150291 as a simple table

n a(n)
0 1
1 2
2 6
3 23
4 93
5 395
6 1715
7 7628
8 34515
9 158261
10 733349
11 3425978
12 16116745
13 76247726
14 362489048
15 1730424090
16 8290157145
17 39839993841
18 191980105704
19 927330790608
20 4488871016747
21 21770316366607
22 105762645905230
23 514596727823666
24 2507295439786995
25 12231867958048600
26 59742116644828109
27 292096657897667247

[1,2,6,23,93,395,1715,7628,34515,158261,733349,
 3425978,16116745,76247726,362489048,1730424090,
 8290157145,39839993841,191980105704,927330790608,
 4488871016747,21770316366607,105762645905230,
 514596727823666,2507295439786995,
 12231867958048600,59742116644828109,
 292096657897667247]

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Last modified September 12 05:07 EDT 2024. Contains 375842 sequences. (Running on oeis4.)