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A221770 as a simple table

n a(n)
1 8
2 240
3 7371
4 225873
5 6916881
6 211747695
7 6481445220
8 198382906386
9 6071963365426
10 185845222595198
11 5688172415683436
12 174098004679065547
13 5328619769994758026
14 163093117823302631286
15 4991792532904719775902 

[8,240,7371,225873,6916881,211747695,6481445220,
 198382906386,6071963365426,185845222595198,
 5688172415683436,174098004679065547,
 5328619769994758026,163093117823302631286,
 4991792532904719775902]

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Last modified May 13 05:55 EDT 2024. Contains 372498 sequences. (Running on oeis4.)