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A047327 as a simple table

na(n)
13
25
36
410
512
613
717
819
920
1024
1126
1227
1331
1433
1534
1638
1740
1841
1945
2047
2148
2252
2354
2455
2559
2661
2762
2866
2968
3069
3173
3275
3376
3480
3582
3683
3787
3889
3990
4094
4196
4297
43101
44103
45104
46108
47110
48111
49115
50117
51118
52122
53124
54125
55129
56131
57132
58136
59138
60139
61143

[3,5,6,10,12,13,17,19,20,24,26,27,31,33,34,38,40,
 41,45,47,48,52,54,55,59,61,62,66,68,69,73,75,76,
 80,82,83,87,89,90,94,96,97,101,103,104,108,110,
 111,115,117,118,122,124,125,129,131,132,136,138,
 139,143]