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A231337 as a simple table

na(n)
13
24
37
412
524
648
7103
8222
9493
101100
112486
125638
1312859
1429392
1567355
16154540
17355004
18816036
191876863
204318202
219937841
2222874732
2352659594
24121237418
25279141171
26642732028
271479959119
283407837388
297847200512
3018069880632

[3,4,7,12,24,48,103,222,493,1100,2486,5638,12859,
 29392,67355,154540,355004,816036,1876863,4318202,
 9937841,22874732,52659594,121237418,279141171,
 642732028,1479959119,3407837388,7847200512,
 18069880632]