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A076991 as a simple table

na(n)
11
22
36
48
511
617
721
826
934
104
1143
1253
1325
143
1536
1610
1718
1872
1931
2041
219
2214
2313
2422
2529
2630
275
2846
2949
3074
3173
3278
3345
34102
35109
36113
3767
3816
3938
4027
4135
4219
4390
4412
4542
46115
4739
4815
49142
5068
5179
52177
5333
54114
55214
56156
5771
5862
5963
6044
6137
6240
6323
6458
6588
6650
6787
687
6975

[1,2,6,8,11,17,21,26,34,4,43,53,25,3,36,10,18,72,
 31,41,9,14,13,22,29,30,5,46,49,74,73,78,45,102,
 109,113,67,16,38,27,35,19,90,12,42,115,39,15,142,
 68,79,177,33,114,214,156,71,62,63,44,37,40,23,58,
 88,50,87,7,75]