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A051041 as a simple table

n a(n)
0 1
1 4
2 12
3 36
4 96
5 264
6 696
7 1848
8 4848
9 12768
10 33480
11 87936
12 230520
13 604608
14 1585128
15 4156392
16 10895952
17 28566216
18 74887056
19 196322976
20 514662960
21 1349208600
22 3536962584
23 9272217936
24 24307198464
25 63721617888
26 167046745992
27 437914664688
28 1147996820376
29 3009483583056
30 7889385389784
31 20682088837608
32 54218261608896

[1,4,12,36,96,264,696,1848,4848,12768,33480,87936,
 230520,604608,1585128,4156392,10895952,28566216,
 74887056,196322976,514662960,1349208600,
 3536962584,9272217936,24307198464,63721617888,
 167046745992,437914664688,1147996820376,
 3009483583056,7889385389784,20682088837608,
 54218261608896]

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Last modified May 16 20:35 EDT 2024. Contains 372555 sequences. (Running on oeis4.)