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A293511 as a simple table

na(n)
11
22
33
45
57
611
712
813
917
1018
1119
1220
1323
1428
1529
1631
1736
1837
1941
2043
2144
2245
2347
2450
2552
2653
2759
2861
2963
3067
3168
3271
3373
3475
3576
3679
3783
3889
3992
4097
4198
4299
43100
44101
45103
46107
47109
48113
49116
50117
51120
52124
53127
54131
55137
56139
57147
58148
59149
60151
61153

[1,2,3,5,7,11,12,13,17,18,19,20,23,28,29,31,36,37,
 41,43,44,45,47,50,52,53,59,61,63,67,68,71,73,75,
 76,79,83,89,92,97,98,99,100,101,103,107,109,113,
 116,117,120,124,127,131,137,139,147,148,149,151,
 153]