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A108072 as a simple table

na(n)
11
20
30
40
50
65
722
890
9342
101247
114491
1216095
1357906
14209170
15760830
162784913
1710262649
1838051063
19141914613
20532131882
212005320952
227591794561
2328863820538
24110172051829
25422060152511
261622369728951

[1,0,0,0,0,5,22,90,342,1247,4491,16095,57906,
 209170,760830,2784913,10262649,38051063,141914613,
 532131882,2005320952,7591794561,28863820538,
 110172051829,422060152511,1622369728951]