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A047774 as a simple table

na(n)
10
20
30
40
50
60
71
81
90
105
116
120
1326
1432
150
16133
17176
180
19708
20952
210
223861
235302
240
2521604
2629960
270
28123266
29172535
300
31715221
321007575
330
344206956
355959656
360
3725032840
3835622384
390
40150413348
41214875099
420
43911379384
441306303424
450
465562367173

[0,0,0,0,0,0,1,1,0,5,6,0,26,32,0,133,176,0,708,
 952,0,3861,5302,0,21604,29960,0,123266,172535,0,
 715221,1007575,0,4206956,5959656,0,25032840,
 35622384,0,150413348,214875099,0,911379384,
 1306303424,0,5562367173]