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A220940 as a simple table

n a(n)
1 2
2 208
3 7551
4 291080
5 11115933
6 424939090
7 16241930112
8 620799451653
9 23728084357764
10 906930211627870
11 34664497553698238
12 1324939111423377826
13 50641541794670836181
14 1935610258239045700193
15 73982484134692519016233

[2,208,7551,291080,11115933,424939090,16241930112,
 620799451653,23728084357764,906930211627870,
 34664497553698238,1324939111423377826,
 50641541794670836181,1935610258239045700193,
 73982484134692519016233]

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Last modified October 22 18:45 EDT 2021. Contains 348175 sequences. (Running on oeis4.)