login

A028970 as a simple table

na(n)
10
23
34
47
58
611
712
815
916
1019
1123
1224
1327
1428
1531
1632
1735
1836
1939
2040
2143
2244
2347
2448
2551
2652
2756
2859
2960
3063
3164
3267
3368
3471
3572
3675
3776
3879
3983
4084
4187
4288
4391
4492
4596
4699
47100
48103
49104
50107
51108
52111
53112
54115
55116
56119
57123
58124
59127
60128
61131
62132
63135
64136

[0,3,4,7,8,11,12,15,16,19,23,24,27,28,31,32,35,36,
 39,40,43,44,47,48,51,52,56,59,60,63,64,67,68,71,
 72,75,76,79,83,84,87,88,91,92,96,99,100,103,104,
 107,108,111,112,115,116,119,123,124,127,128,131,
 132,135,136]