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A047245 as a simple table

na(n)
11
22
33
47
58
69
713
814
915
1019
1120
1221
1325
1426
1527
1631
1732
1833
1937
2038
2139
2243
2344
2445
2549
2650
2751
2855
2956
3057
3161
3262
3363
3467
3568
3669
3773
3874
3975
4079
4180
4281
4385
4486
4587
4691
4792
4893
4997
5098
5199
52103
53104
54105
55109
56110
57111
58115
59116
60117
61121
62122
63123

[1,2,3,7,8,9,13,14,15,19,20,21,25,26,27,31,32,33,
 37,38,39,43,44,45,49,50,51,55,56,57,61,62,63,67,
 68,69,73,74,75,79,80,81,85,86,87,91,92,93,97,98,
 99,103,104,105,109,110,111,115,116,117,121,122,
 123]