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A080290 as a simple table

n a(n)
1 3
2 15
3 117
4 1216
5 15625
6 237168
7 4117715
8 79691776
9 1678822119
10 37500000000
11 855935011833
12 18575209267200
13 302875106592253
14 -2778001706389504
15 -729823150634765625
16 -59951918239556042752
17 -4136201309431683820885

[3,15,117,1216,15625,237168,4117715,79691776,
 1678822119,37500000000,855935011833,
 18575209267200,302875106592253,-2778001706389504,
 -729823150634765625,-59951918239556042752,
 -4136201309431683820885]

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Last modified April 23 13:04 EDT 2024. Contains 371913 sequences. (Running on oeis4.)