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A274714 as a simple table

n a(n)
1 1
2 1
3 2
4 6
5 20
6 141
7 260
8 1985
9 3887
10 124213
11 63013
12 2072737
13 4308063
14 72299423
15 19110234
16 1302089975
17 2789327371
18 192236392547
19 13000018109
20 3616336753079
21 7889633483913
22 138181586307115
23 37935218826111
24 2673839246416983
25 5905195803386319
26 209178924613512833
27 58019641542960071
28 4128415092111144721
29 9197893555411205235
30 164237433151443645047
31 11474995858629174895
32 3289139509736729288671
33 7376472520390786310211
34 1060236793997777905833443
35 74507380484700694744045
36 21473133267770763414163167

[1,1,2,6,20,141,260,1985,3887,124213,63013,
 2072737,4308063,72299423,19110234,1302089975,
 2789327371,192236392547,13000018109,3616336753079,
 7889633483913,138181586307115,37935218826111,
 2673839246416983,5905195803386319,
 209178924613512833,58019641542960071,
 4128415092111144721,9197893555411205235,
 164237433151443645047,11474995858629174895,
 3289139509736729288671,7376472520390786310211,
 1060236793997777905833443,74507380484700694744045,
 21473133267770763414163167]

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)