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A104492 as a simple table

na(n)
11
22
34
46
53
65
79
811
915
102
114
1210
1314
1416
1520
1626
1732
1834
193
207
219
2215
2319
2425
2533
2637
2739
2843
2945
3049
312
326
3312
3414
3524
3626
3732
3838
3942
4048
4154
4256
4366
4468
4572
4674
4786
487
4911
5013
5117
5223
5325
5435
5541
5647
5753
5855
5961
6065
6167
6277
6391
6495
6597
66101
67115
68121
694
706
7110
7216
7324
7430

[1,2,4,6,3,5,9,11,15,2,4,10,14,16,20,26,32,34,3,7,
 9,15,19,25,33,37,39,43,45,49,2,6,12,14,24,26,32,
 38,42,48,54,56,66,68,72,74,86,7,11,13,17,23,25,35,
 41,47,53,55,61,65,67,77,91,95,97,101,115,121,4,6,
 10,16,24,30]