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A073816 as a simple table

na(n)
10
20
31
40
54
64
74
80
92
104
114
124
134
148
151
160
174
188
194
204
214
2220
234
2416
2523
2612
2716
284
294
3016
314
320
3325
3430
351
3620
374
3826
3922
4024
414
4222
434
4416
4519
4618
474
4816
4936
5042
511
524
534
5446
5526
568
5728
586
594
6016
614
622
634
640
651
6616
674
6864
6949
7036
714
728
734
7464
7516
7644
7764
7840
794
8064
8111
8264
834
844
8516

[0,0,1,0,4,4,4,0,2,4,4,4,4,8,1,0,4,8,4,4,4,20,4,
 16,23,12,16,4,4,16,4,0,25,30,1,20,4,26,22,24,4,22,
 4,16,19,18,4,16,36,42,1,4,4,46,26,8,28,6,4,16,4,2,
 4,0,1,16,4,64,49,36,4,8,4,64,16,44,64,40,4,64,11,
 64,4,4,16]