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A245970 as a simple table

na(n)
10
20
31
40
51
64
72
80
97
106
119
124
133
142
151
160
171
1816
195
2016
2116
2220
236
2416
2511
2616
277
2816
2925
3016
312
320
3331
3418
3516
3616
379
3824
3916
4016
4118
4216
434
4420
4516
466
4717
4816
4923
5036
511
5216
5328
5434
5531
5616
5743
5854
5948
6016
6122
622
6316
640
6516
6664
6717
6852
6952
7016
713
7216

[0,0,1,0,1,4,2,0,7,6,9,4,3,2,1,0,1,16,5,16,16,20,
 6,16,11,16,7,16,25,16,2,0,31,18,16,16,9,24,16,16,
 18,16,4,20,16,6,17,16,23,36,1,16,28,34,31,16,43,
 54,48,16,22,2,16,0,16,64,17,52,52,16,3,16]