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A236207 as a simple table

na(n)
11
22
33
44
56
67
78
89
912
1013
1114
1216
1317
1418
1519
1621
1723
1824
1926
2027
2128
2229
2331
2432
2534
2636
2737
2838
2939
3041
3142
3243
3346
3447
3548
3649
3751
3852
3953
4054
4156
4257
4358
4459
4561
4662
4763
4864
4967
5068
5169
5271
5372
5473
5574
5676
5778
5879
5981
6082
6183
6284
6386
6487
6589
6691
6792
6893
6994
7096
7197

[1,2,3,4,6,7,8,9,12,13,14,16,17,18,19,21,23,24,26,
 27,28,29,31,32,34,36,37,38,39,41,42,43,46,47,48,
 49,51,52,53,54,56,57,58,59,61,62,63,64,67,68,69,
 71,72,73,74,76,78,79,81,82,83,84,86,87,89,91,92,
 93,94,96,97]