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A317560 as a simple table

n a(n)
1 4
2 32
3 228
4 1619
5 11510
6 81814
7 581541
8 4133710
9 29383111
10 208860377
11 1484616765
12 10552920182
13 75012037028
14 533198924617
15 3790072965570
16 26940513998485
17 191497974085549
18 1361201723303423
19 9675664405327884
20 68776346725332218

[4,32,228,1619,11510,81814,581541,4133710,
 29383111,208860377,1484616765,10552920182,
 75012037028,533198924617,3790072965570,
 26940513998485,191497974085549,1361201723303423,
 9675664405327884,68776346725332218]

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Last modified October 2 20:27 EDT 2023. Contains 365840 sequences. (Running on oeis4.)