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A145666 as a simple table

n a(n)
1 0
2 7
3 105
4 2219
5 31087
6 1088129
7 2538991
8 17772957
9 248821433
10 15675750559
11 21946050833
12 1689845914645
13 11828921402977
14 1076431847676451
15 7535022933740305
16 263725802680934699
17 3692161237533130831

[0,7,105,2219,31087,1088129,2538991,17772957,
 248821433,15675750559,21946050833,1689845914645,
 11828921402977,1076431847676451,7535022933740305,
 263725802680934699,3692161237533130831]

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)