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A293309 as a simple table

n a(n)
0 1
1 123
2 3281
3 39175
4 286555
5 1508401
6 6271378
7 21836366
8 66220705
9 179784715
10 445824731
11 1025102013
12 2211041131
13 4514532465
14 8789910980
15 16416797116
16 29556115153
17 51502789451
18 87162399205
19 143684487475
20 231291309931
21 364347612673
22 562724586326

[1,123,3281,39175,286555,1508401,6271378,21836366,
 66220705,179784715,445824731,1025102013,
 2211041131,4514532465,8789910980,16416797116,
 29556115153,51502789451,87162399205,143684487475,
 231291309931,364347612673,562724586326]

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)