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A081078 as a simple table

n a(n)
1 4
2 44
3 319
4 2204
5 15124
6 103679
7 710644
8 4870844
9 33385279
10 228826124
11 1568397604
12 10749957119
13 73681302244
14 505019158604
15 3461452807999
16 23725150497404
17 162614600673844
18 1114577054219519
19 7639424778862804
20 52361396397820124
21 358890350005878079

[4,44,319,2204,15124,103679,710644,4870844,
 33385279,228826124,1568397604,10749957119,
 73681302244,505019158604,3461452807999,
 23725150497404,162614600673844,1114577054219519,
 7639424778862804,52361396397820124,
 358890350005878079]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)