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A110725 as a simple table

na(n)
00
12
24
36
48
510
612
714
816
918
10101
11202
12303
13404
14505
15606
16707
17808
18909
191010
20202
21303
22404
23505
24606
25707
26808
27909
281010
291111
30303
31404
32505
33606
34707
35808
36909
371010
381111
391212
40404
41505
42606
43707
44808
45909
461010
471111
481212
491313
50505

[0,2,4,6,8,10,12,14,16,18,101,202,303,404,505,606,
 707,808,909,1010,202,303,404,505,606,707,808,909,
 1010,1111,303,404,505,606,707,808,909,1010,1111,
 1212,404,505,606,707,808,909,1010,1111,1212,1313,
 505]