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A221462 as a simple table

n a(n)
1 0
2 7
3 49
4 392
5 3087
6 24353
7 192080
8 1515031
9 11949777
10 94253656
11 743424031
12 5863743809
13 46250174880
14 364797430823
15 2877333239921
16 22694914695208
17 179005735545903
18 1411904551687777
19 11136372010635760
20 87837935936264759 

[0,7,49,392,3087,24353,192080,1515031,11949777,
 94253656,743424031,5863743809,46250174880,
 364797430823,2877333239921,22694914695208,
 179005735545903,1411904551687777,
 11136372010635760,87837935936264759]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)