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A113880 as a simple table

na(n)
00
11
23
36
42
57
613
720
812
921
1011
1122
1210
1323
149
1524
168
1725
1843
1962
2042
2163
2241
2318
24432
25407
26381
27354
28326
29297
30267
31236
32204
33171
34137
35102
3666
3729
3867
3928
4068
4127
4269
4326
4470
45115
46161
47114
48162
49113
50163
51112
5260
533180
543126
553071
563015
572958
5851
59110
6050
61111
6249

[0,1,3,6,2,7,13,20,12,21,11,22,10,23,9,24,8,25,43,
 62,42,63,41,18,432,407,381,354,326,297,267,236,
 204,171,137,102,66,29,67,28,68,27,69,26,70,115,
 161,114,162,113,163,112,60,3180,3126,3071,3015,
 2958,51,110,50,111,49]