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A089155 as a simple table

n a(n)
1 1
2 5
3 47
4 687
5 14001
6 369645
7 12013695
8 463731975
9 20719022625
10 1051207269525
11 59685242540175
12 3748724456313375
13 258029176261158225
14 19313242781012905725
15 1561734017924407502175
16 135675820682608239408375

[1,5,47,687,14001,369645,12013695,463731975,
 20719022625,1051207269525,59685242540175,
 3748724456313375,258029176261158225,
 19313242781012905725,1561734017924407502175,
 135675820682608239408375]

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Last modified April 24 14:54 EDT 2024. Contains 371960 sequences. (Running on oeis4.)