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A084621 as a simple table

na(n)
11
22
34
48
514
616
731
841
958
1083
11194
12238
13251
14938
15998
161244
172273
182291

[1,2,4,8,14,16,31,41,58,83,194,238,251,938,998,
 1244,2273,2291]