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A252412 as a simple table

n a(n)
1 631
2 2414
3 8346
4 16906
5 73925
6 267113
7 551827
8 2435059
9 8866727
10 18409806
11 81776200
12 299783435
13 624944548
14 2793739935
15 10304968705
16 21560646122
17 96944615567
18 359575578407
19 754760825240
20 3411066520359
21 12713159431464

[631,2414,8346,16906,73925,267113,551827,2435059,
 8866727,18409806,81776200,299783435,624944548,
 2793739935,10304968705,21560646122,96944615567,
 359575578407,754760825240,3411066520359,
 12713159431464]

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Last modified April 25 11:16 EDT 2024. Contains 371967 sequences. (Running on oeis4.)