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A305318 as a simple table

na(n)
12
23
35
46
57
610
711
812
913
1017
1118
1220
1321
1424
1525
1626
1728
1829
1930
2033
2135
2236
2337
2441
2542
2643
2744
2845
2949
3050
3152
3253
3357
3458
3559
3660
3764
3865
3967
4069
4170
4273
4374
4478
4579
4681
4782
4883
4984
5087
5188
5289
5398
5499
55100
56104
57105
58109
59110
60111
61112
62113
63115
64116
65120
66121
67122
68125
69129
70130
71133

[2,3,5,6,7,10,11,12,13,17,18,20,21,24,25,26,28,29,
 30,33,35,36,37,41,42,43,44,45,49,50,52,53,57,58,
 59,60,64,65,67,69,70,73,74,78,79,81,82,83,84,87,
 88,89,98,99,100,104,105,109,110,111,112,113,115,
 116,120,121,122,125,129,130,133]