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A023605 as a simple table

na(n)
10
21
31
41
53
62
73
85
95
104
116
127
137
149
158
169
1711
1812
1912
2012
2113
2213
2316
2416
2516
2617
2718
2819
2920
3021
3121
3222
3324
3424
3524
3626
3725
3827
3929
4028
4129
4230
4332
4433
4532
4634
4735
4836
4936
5037
5138
5239
5341
5443
5541
5641
5744
5843
5944
6046
6147
6247
6350
6450
6550
6650
6751
6853
6955
7054
7155

[0,1,1,1,3,2,3,5,5,4,6,7,7,9,8,9,11,12,12,12,13,
 13,16,16,16,17,18,19,20,21,21,22,24,24,24,26,25,
 27,29,28,29,30,32,33,32,34,35,36,36,37,38,39,41,
 43,41,41,44,43,44,46,47,47,50,50,50,50,51,53,55,
 54,55]