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A257919 as a simple table

n a(n)
1 7
2 304
3 9958
4 288280
5 7973053
6 217032088
7 5875893676
8 158794026640
9 4288744989139
10 115807878426592
11 3126918614998354
12 84427755760664680
13 2279557984193621065
14 61548142781949118216
15 1661800549993751359192
16 44868621103769828836000
17 1211452826087259054393631

[7,304,9958,288280,7973053,217032088,5875893676,
 158794026640,4288744989139,115807878426592,
 3126918614998354,84427755760664680,
 2279557984193621065,61548142781949118216,
 1661800549993751359192,44868621103769828836000,
 1211452826087259054393631]

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Last modified January 17 23:37 EST 2020. Contains 330995 sequences. (Running on oeis4.)