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A155998 as a simple table

na(n)
00
11
21
30
44
50
61
73
83
91
100
118
120
138
140
151
165
1710
1810
195
201
210
2212
230
2440
250
2612
270
281
297
3021
3135
3235
3321
347
351
360
3716
380
39112
400
41112
420
4316
440
451
469
4736
4884
49126
50126
5184
5236
539
541
550
5620
570
58240
590
60504
610
62240
630
6420
650

[0,1,1,0,4,0,1,3,3,1,0,8,0,8,0,1,5,10,10,5,1,0,12,
 0,40,0,12,0,1,7,21,35,35,21,7,1,0,16,0,112,0,112,
 0,16,0,1,9,36,84,126,126,84,36,9,1,0,20,0,240,0,
 504,0,240,0,20,0]