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A273346 as a simple table

na(n)
21
30
42
50
60
74
81
90
100
110
127
134
142
150
160
170
180
1912
209
219
224
231
240
250
260
270
280
2921
3018
3122
3218
3312
344
352
360
370
380
390
400
410
4237
4337
4447
4545
4646
4729
4820
499
504
511
520
530
540
550
560
570
580
5965
6076
61103
62100
63116
64100
6589
6660
6743
6824
6912
704
712

[1,0,2,0,0,4,1,0,0,0,7,4,2,0,0,0,0,12,9,9,4,1,0,0,
 0,0,0,21,18,22,18,12,4,2,0,0,0,0,0,0,37,37,47,45,
 46,29,20,9,4,1,0,0,0,0,0,0,0,65,76,103,100,116,
 100,89,60,43,24,12,4,2]