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A238630 as a simple table

n a(n)
0 1
1 3
2 12
3 75
4 588
5 5043
6 44652
7 399675
8 3590508
9 32294883
10 290594892
11 2615176875
12 23536060428
13 211822949523
14 1906401762732
15 17157601515675
16 154418370594348
17 1389765206208963
18 12507886468460172
19 112570977053880075
20 1013138789998136268
21 9118249099522873203

[1,3,12,75,588,5043,44652,399675,3590508,32294883,
 290594892,2615176875,23536060428,211822949523,
 1906401762732,17157601515675,154418370594348,
 1389765206208963,12507886468460172,
 112570977053880075,1013138789998136268,
 9118249099522873203]

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Last modified April 23 19:56 EDT 2024. Contains 371916 sequences. (Running on oeis4.)