login

A047509 as a simple table

na(n)
10
21
34
46
57
68
79
812
914
1015
1116
1217
1320
1422
1523
1624
1725
1828
1930
2031
2132
2233
2336
2438
2539
2640
2741
2844
2946
3047
3148
3249
3352
3454
3555
3656
3757
3860
3962
4063
4164
4265
4368
4470
4571
4672
4773
4876
4978
5079
5180
5281
5384
5486
5587
5688
5789
5892
5994
6095
6196
6297
63100
64102
65103
66104

[0,1,4,6,7,8,9,12,14,15,16,17,20,22,23,24,25,28,
 30,31,32,33,36,38,39,40,41,44,46,47,48,49,52,54,
 55,56,57,60,62,63,64,65,68,70,71,72,73,76,78,79,
 80,81,84,86,87,88,89,92,94,95,96,97,100,102,103,
 104]