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A395045 as a simple table

na(n)
12
23
34
45
57
69
711
812
913
1014
1115
1216
1317
1419
1520
1621
1723
1825
1926
2027
2128
2229
2331
2433
2535
2637
2738
2839
2941
3043
3144
3246
3347
3449
3550
3651
3752
3853
3954
4055
4157
4259
4361
4462
4565
4667
4768
4869
4971
5073
5174
5276
5377
5479
5581
5683
5785
5886
5987
6088
6189
6291
6392
6493
6594
6695
6797
6899
69101
70102
71103
72106
73107
74108
75109
76111
77112
78113

[2,3,4,5,7,9,11,12,13,14,15,16,17,19,20,21,23,25,
 26,27,28,29,31,33,35,37,38,39,41,43,44,46,47,49,
 50,51,52,53,54,55,57,59,61,62,65,67,68,69,71,73,
 74,76,77,79,81,83,85,86,87,88,89,91,92,93,94,95,
 97,99,101,102,103,106,107,108,109,111,112,113]