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A281643 as a simple table

na(n)
12
24
35
412
529
634
753
856
9161
10287
11312
12436
13468
14672
151316
161642
172814
184171
196409
206657
217914
229259
239997
2421253
2529180
2637246
2747936
2848816
2949580
3092414
3197874
32105131
33119006
34137153
35151309
36155450

[2,4,5,12,29,34,53,56,161,287,312,436,468,672,
 1316,1642,2814,4171,6409,6657,7914,9259,9997,
 21253,29180,37246,47936,48816,49580,92414,97874,
 105131,119006,137153,151309,155450]