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A187921 as a simple table

na(n)
11
22
33
45
511
613
715
817
924
1026
1128
1230
1332
1439
1541
1643
1745
1847
1949
2051
2153
2255
2357
2459
2561
2663
2765
2878
2980
3082
3184
3286
3388
3490
3592
3694
3796
3898
39100
40112
41130
42132
43137
44139
45141
46143
47145
48147
49149
50151
51153
52155
53157
54159
55161
56163
57165
58167
59169
60171
61197
62199
63201
64203
65205
66207
67209
68211
69213
70215
71217
72219
73221
74223
75248
76250

[1,2,3,5,11,13,15,17,24,26,28,30,32,39,41,43,45,
 47,49,51,53,55,57,59,61,63,65,78,80,82,84,86,88,
 90,92,94,96,98,100,112,130,132,137,139,141,143,
 145,147,149,151,153,155,157,159,161,163,165,167,
 169,171,197,199,201,203,205,207,209,211,213,215,
 217,219,221,223,248,250]