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A002725 as a simple table

n a(n)
0 1
1 3
2 13
3 87
4 1053
5 28576
6 2141733
7 508147108
8 402135275365
9 1073376057490373
10 9700385489355970183
11 298434346895322960005291
12 31479360095907908092817694945
13 11474377948948020660089085281068730
14 14568098446466140788730090352230460100956

[1,3,13,87,1053,28576,2141733,508147108,
 402135275365,1073376057490373,9700385489355970183,
 298434346895322960005291,
 31479360095907908092817694945,
 11474377948948020660089085281068730,
 14568098446466140788730090352230460100956]

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Last modified April 23 05:37 EDT 2024. Contains 371906 sequences. (Running on oeis4.)