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A088580 as a simple table

na(n)
12
24
35
48
57
613
79
816
914
1019
1113
1229
1315
1425
1525
1632
1719
1840
1921
2043
2133
2237
2325
2461
2532
2643
2741
2857
2931
3073
3133
3264
3349
3455
3549
3692
3739
3861
3957
4091
4143
4297
4345
4485
4579
4673
4749
48125
4958
5094
5173
5299
5355
54121
5573
56121
5781
5891
5961
60169
6163
6297
63105
64128
6585
66145
6769
68127
6997

[2,4,5,8,7,13,9,16,14,19,13,29,15,25,25,32,19,40,
 21,43,33,37,25,61,32,43,41,57,31,73,33,64,49,55,
 49,92,39,61,57,91,43,97,45,85,79,73,49,125,58,94,
 73,99,55,121,73,121,81,91,61,169,63,97,105,128,85,
 145,69,127,97]