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A221132 as a simple table

n a(n)
1 1
2 7
3 91
4 273
5 8463
6 363909
7 6914271
8 504741783
9 504741783
10 18675445971
11 18675445971
12 2932045017447
13 178854746064267
14 37738351419560337
15 9094942692114041217
16 9094942692114041217
17 2792147406479010653619
18 136815222917471522027331

[1,7,91,273,8463,363909,6914271,504741783,
 504741783,18675445971,18675445971,2932045017447,
 178854746064267,37738351419560337,
 9094942692114041217,9094942692114041217,
 2792147406479010653619,136815222917471522027331]

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Last modified September 10 18:00 EDT 2024. Contains 375792 sequences. (Running on oeis4.)