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A203242 as a simple table

n a(n)
2 3
3 31
4 196
5 1002
6 4593
7 19833
8 82818
9 339340
10 1375639
11 5543331
12 22263216
13 89249214
14 357422541
15 1430607325
16 5724394990
17 22901773824
18 91616007699
19 366482904615
20 1465971463740
21 5863969740370
22 23456055121513
23 93824589584001

[3,31,196,1002,4593,19833,82818,339340,1375639,
 5543331,22263216,89249214,357422541,1430607325,
 5724394990,22901773824,91616007699,366482904615,
 1465971463740,5863969740370,23456055121513,
 93824589584001]

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Last modified March 29 11:45 EDT 2024. Contains 371278 sequences. (Running on oeis4.)