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A101591 as a simple table

na(n)
18
29
313
416
519
620
725
827
932
1037
1140
1253
1361
1464
1573
1680
1797
18104
19114
20128
21133
22134
23177
24205
25209
26232
27272
28275
29395
30486
31920
32991
331174
341195
351609
361612
371707
381734
391856
402168
412313
422409
432896
443136
453857
464753
475503
486289

[8,9,13,16,19,20,25,27,32,37,40,53,61,64,73,80,97,
 104,114,128,133,134,177,205,209,232,272,275,395,
 486,920,991,1174,1195,1609,1612,1707,1734,1856,
 2168,2313,2409,2896,3136,3857,4753,5503,6289]