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A172675 as a simple table

n a(n)
1 21
2 2385
3 352128
4 57775905
5 10060071021
6 1820016119376
7 338183208699840
8 64089909936535329
9 12331175198408791725
10 2401214665364782652385
11 472159936393091112404160
12 93594776429965445731933200

[21,2385,352128,57775905,10060071021,
 1820016119376,338183208699840,64089909936535329,
 12331175198408791725,2401214665364782652385,
 472159936393091112404160,
 93594776429965445731933200]

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Last modified April 24 17:20 EDT 2024. Contains 371962 sequences. (Running on oeis4.)