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A274676 as a simple table

na(n)
11
23
39
412
518
619
736
837
949
1067
11337
12893
131924
148044
1511610
1613560
1718777
1835376
1953601
2056022
2166488
2289801
23190210

[1,3,9,12,18,19,36,37,49,67,337,893,1924,8044,
 11610,13560,18777,35376,53601,56022,66488,89801,
 190210]