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A327261 as a simple table

na(n)
12
23
34
45
56
67
79
811
912
1014
1115
1217
1319
1421
1522
1625
1727
1828
1929
2031
2135
2237
2338
2439
2544
2645
2746
2847
2949
3051
3155
3257
3361
3462
3565
3667
3769
3871
3975
4076
4179
4281
4386
4487
4589
4691
4792
4894
4997
5099
51101
52105
53107
54109
55115
56117
57118
58119
59121

[2,3,4,5,6,7,9,11,12,14,15,17,19,21,22,25,27,28,
 29,31,35,37,38,39,44,45,46,47,49,51,55,57,61,62,
 65,67,69,71,75,76,79,81,86,87,89,91,92,94,97,99,
 101,105,107,109,115,117,118,119,121]