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A317021 as a simple table

n a(n)
0 1
1 1
2 11
3 51
4 216
5 861
6 3477
7 13367
8 50377
9 184667
10 664484
11 2345230
12 8142476
13 27825576
14 93750686
15 311682789
16 1023547782
17 3322634928
18 10669887669
19 33916213669
20 106776876109
21 333111724130
22 1030264525744
23 3160359629535
24 9618807643826
25 29057370625281
26 87153154537437

[1,1,11,51,216,861,3477,13367,50377,184667,664484,
 2345230,8142476,27825576,93750686,311682789,
 1023547782,3322634928,10669887669,33916213669,
 106776876109,333111724130,1030264525744,
 3160359629535,9618807643826,29057370625281,
 87153154537437]

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)