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A221524 as a simple table

na(n)
10
20
30
40
52
60
70
86
92
100
110
1212
1310
144
150
160
1720
1830
1936
206
210
220
2330
2468
25144
2694
2710
280
290
3042
31130
32400
33536
34274
3516
360
370
3856
39222
40900
411940
422172
43768
4426
450
460
4772
48350
491764
505368
519982
528544
532182
5442
550
560
5790
58520
593136
6012458
6133380
6250400
6333960
646170
6568
660
670

[0,0,0,0,2,0,0,6,2,0,0,12,10,4,0,0,20,30,36,6,0,0,
 30,68,144,94,10,0,0,42,130,400,536,274,16,0,0,56,
 222,900,1940,2172,768,26,0,0,72,350,1764,5368,
 9982,8544,2182,42,0,0,90,520,3136,12458,33380,
 50400,33960,6170,68,0,0]