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A151556 as a simple table

n a(n)
1 1
2 70
3 357
4 3366
5 7748
6 29597
7 51604
8 134113
9 203475
10 427344
11 596471
12 1094240
13 1444702
14 2413711
15 3062718
16 4778067
17 5884949
18 8712458
19 10485145
20 14894314
21 17595816
22 24172785
23 28127672
24 37588181
25 43189063
26 56391412
27 64105419
28 82063428
29 92438690
30 116334659

[1,70,357,3366,7748,29597,51604,134113,203475,
 427344,596471,1094240,1444702,2413711,3062718,
 4778067,5884949,8712458,10485145,14894314,
 17595816,24172785,28127672,37588181,43189063,
 56391412,64105419,82063428,92438690,116334659]

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Last modified July 11 20:03 EDT 2020. Contains 335652 sequences. (Running on oeis4.)