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A049781 as a simple table

na(n)
11
22
34
45
57
68
711
813
916
1017
1119
1222
1325
1426
1532
1634
1735
1837
1938
2040
2144
2247
2350
2453
2556
2658
2764
2865
2967
3068
3171
3276
3380
3482
3585
3686
3795
3897
3998
40101
41103
42106
43110
44112
45116
46118
47119
48121
49130
50131
51134
52137
53142
54143
55145
56149
57152

[1,2,4,5,7,8,11,13,16,17,19,22,25,26,32,34,35,37,
 38,40,44,47,50,53,56,58,64,65,67,68,71,76,80,82,
 85,86,95,97,98,101,103,106,110,112,116,118,119,
 121,130,131,134,137,142,143,145,149,152]