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A129873 as a simple table

na(n)
12
23
38
413
538
664
7196
8337
91062
101851
115948
1210468
1334120
1460488
15199316
16355369
171181126
182115577
197080928
2012731141
2142860534
2277306428
23261542752
24473018396
251607076200
262913321828
279934255472
2818045744424
2961732449648
30112340143632

[2,3,8,13,38,64,196,337,1062,1851,5948,10468,
 34120,60488,199316,355369,1181126,2115577,7080928,
 12731141,42860534,77306428,261542752,473018396,
 1607076200,2913321828,9934255472,18045744424,
 61732449648,112340143632]