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A047620 as a simple table

na(n)
10
21
32
45
58
69
710
813
916
1017
1118
1221
1324
1425
1526
1629
1732
1833
1934
2037
2140
2241
2342
2445
2548
2649
2750
2853
2956
3057
3158
3261
3364
3465
3566
3669
3772
3873
3974
4077
4180
4281
4382
4485
4588
4689
4790
4893
4996
5097
5198
52101
53104
54105
55106
56109
57112
58113
59114
60117
61120
62121
63122

[0,1,2,5,8,9,10,13,16,17,18,21,24,25,26,29,32,33,
 34,37,40,41,42,45,48,49,50,53,56,57,58,61,64,65,
 66,69,72,73,74,77,80,81,82,85,88,89,90,93,96,97,
 98,101,104,105,106,109,112,113,114,117,120,121,
 122]