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A192924 as a simple table

n a(n)
0 1
1 0
2 1
3 4
4 20
5 115
6 761
7 5723
8 48353
9 454233
10 4701724
11 53204955
12 653749199
13 8670930456
14 123500484305
15 1880367585200
16 30481594476514
17 524197712831867
18 9532792177527307
19 182792169717039937
20 3686148742978363201
21 77989408383978583425

[1,0,1,4,20,115,761,5723,48353,454233,4701724,
 53204955,653749199,8670930456,123500484305,
 1880367585200,30481594476514,524197712831867,
 9532792177527307,182792169717039937,
 3686148742978363201,77989408383978583425]

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)