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A151367 as a simple table

n a(n)
0 1
1 0
2 2
3 2
4 13
5 27
6 140
7 392
8 1882
9 6289
10 28906
11 107949
12 486438
13 1948638
14 8730438
15 36611160
16 164259758
17 710530289
18 3203433595
19 14163150429
20 64260242637
21 288694503092
22 1318679597635
23 5996837692998
24 27572301084897
25 126595556379751
26 585652882733959
27 2709967750078764
28 12607711205847168

[1,0,2,2,13,27,140,392,1882,6289,28906,107949,
 486438,1948638,8730438,36611160,164259758,
 710530289,3203433595,14163150429,64260242637,
 288694503092,1318679597635,5996837692998,
 27572301084897,126595556379751,585652882733959,
 2709967750078764,12607711205847168]

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Last modified April 24 19:31 EDT 2024. Contains 371962 sequences. (Running on oeis4.)