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A322500 as a simple table

n a(n)
0 1
1 1
2 21
3 257
4 2989
5 34468
6 396500
7 4577274
8 52338705
9 600923375
10 6897569624
11 79170705722
12 908721438900
13 10430285080567
14 119719520002653
15 1374133015203548
16 15772280213569812
17 181033948036338279
18 2077904397828614231
19 23850149155575310594
20 273751580233289217307

[1,1,21,257,2989,34468,396500,4577274,52338705,
 600923375,6897569624,79170705722,908721438900,
 10430285080567,119719520002653,1374133015203548,
 15772280213569812,181033948036338279,
 2077904397828614231,23850149155575310594,
 273751580233289217307]

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Last modified February 25 06:40 EST 2024. Contains 370310 sequences. (Running on oeis4.)