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A047754 as a simple table

na(n)
10
20
30
40
50
60
70
80
91
100
110
120
135
140
150
160
1726
180
190
200
21133
220
230
240
25708
260
270
280
293861
300
310
320
3321604
340
350
360
37123266
380
390
400
41715221
420
430
440
454206956
460
470
480
4925032840
500
510
520
53150413348
540
550
560
57911379384
580
590
600
615562367173
620
630
640
6534164355848

[0,0,0,0,0,0,0,0,1,0,0,0,5,0,0,0,26,0,0,0,133,0,0,
 0,708,0,0,0,3861,0,0,0,21604,0,0,0,123266,0,0,0,
 715221,0,0,0,4206956,0,0,0,25032840,0,0,0,
 150413348,0,0,0,911379384,0,0,0,5562367173,0,0,0,
 34164355848]