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A049665 as a simple table

n a(n)
0 0
1 13
2 246
3 4427
4 79452
5 1425721
6 25583538
7 459077975
8 8237820024
9 147821682469
10 2652552464430
11 47598122677283
12 854113655726676
13 15326447680402897
14 275021944591525482
15 4935068554967055791
16 88556212044815478768
17 1589076748251711562045
18 28514825256485992638054

[0,13,246,4427,79452,1425721,25583538,459077975,
 8237820024,147821682469,2652552464430,
 47598122677283,854113655726676,15326447680402897,
 275021944591525482,4935068554967055791,
 88556212044815478768,1589076748251711562045,
 28514825256485992638054]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)