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A280233 as a simple table

na(n)
10
20
30
42
54
62
72
86
96
102
115
128
139
148
155
168
1714
1816
1916
2014
218
2215
2324
2429
2548
2629
2724
2815
2926
3042
3152
32116
33116
3452
3542
3626
3746
3872
3995
40288
41355
42288
4395
4472
4546
4680
47124
48168
49678
501102
511102
52678
53168
54124
5580
56139
57212
58298
591600
603376
614260
623376
631600
64298
65212

[0,0,0,2,4,2,2,6,6,2,5,8,9,8,5,8,14,16,16,14,8,15,
 24,29,48,29,24,15,26,42,52,116,116,52,42,26,46,72,
 95,288,355,288,95,72,46,80,124,168,678,1102,1102,
 678,168,124,80,139,212,298,1600,3376,4260,3376,
 1600,298,212]