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A081410 as a simple table

na(n)
11
21
32
44
58
612
721
835
956
1092
11150
12242
13393
14637
151030
161668
172700
184368
197069
2011439
2118508
2229948
2348458
2478406
25126865
26205273
27332138
28537412
29869552
301406964
312276517
323683483
335960000
349643484
3515603486
3625246970
3740850457

[1,1,2,4,8,12,21,35,56,92,150,242,393,637,1030,
 1668,2700,4368,7069,11439,18508,29948,48458,78406,
 126865,205273,332138,537412,869552,1406964,
 2276517,3683483,5960000,9643484,15603486,25246970,
 40850457]