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A218745 as a simple table

n a(n)
0 0
1 1
2 43
3 1807
4 75895
5 3187591
6 133878823
7 5622910567
8 236162243815
9 9918814240231
10 416590198089703
11 17496788319767527
12 734865109430236135
13 30864334596069917671
14 1296302053034936542183
15 54444686227467334771687

[0,1,43,1807,75895,3187591,133878823,5622910567,
 236162243815,9918814240231,416590198089703,
 17496788319767527,734865109430236135,
 30864334596069917671,1296302053034936542183,
 54444686227467334771687]

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Last modified April 24 18:17 EDT 2024. Contains 371962 sequences. (Running on oeis4.)