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A317576 as a simple table

na(n)
10
21
30
40
50
62
70
80
90
100
110
120
1321
1421
1558
1623
1715
180
190
200
210
220
230
240
25280
26642
274942
286770
2920286
3016042
3120998
327970
333774
341059
350
360
370
380
390
400
410
420
430

[0,1,0,0,0,2,0,0,0,0,0,0,21,21,58,23,15,0,0,0,0,0,
 0,0,280,642,4942,6770,20286,16042,20998,7970,3774,
 1059,0,0,0,0,0,0,0,0,0]