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A071961 as a simple table

na(n)
00
12
21
30
42
50
62
74
80
96
102
112
120
130
144
156
168
170
180
192
200
210
222
236
240
2520
266
270
280
290
304
3112
320
330
344
354
3612
370
386
3912
400
410
424
430
440
450
464
4710
480
4942
502
514
520
530
542
5518
560
570
582
596
600
610
628
632
6432
650
668
67-2
680
690
704
7114
720
730
7410
754
760
770
784
7922
800
8154

[0,2,1,0,2,0,2,4,0,6,2,2,0,0,4,6,8,0,0,2,0,0,2,6,
 0,20,6,0,0,0,4,12,0,0,4,4,12,0,6,12,0,0,4,0,0,0,4,
 10,0,42,2,4,0,0,2,18,0,0,2,6,0,0,8,2,32,0,8,-2,0,
 0,4,14,0,0,10,4,0,0,4,22,0,54]