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A260389 as a simple table

na(n)
12
22
33
46
53
63
77
842
97
1073
1139
12288
1327
1427
15135
161974
171419
18861
192787
2013530
217297
225247
2333963
2492736
25100033
26161857
27116395

[2,2,3,6,3,3,7,42,7,73,39,288,27,27,135,1974,1419,
 861,2787,13530,7297,5247,33963,92736,100033,
 161857,116395]