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A113655 as a simple table

na(n)
13
22
31
46
55
64
79
88
97
1012
1111
1210
1315
1414
1513
1618
1717
1816
1921
2020
2119
2224
2323
2422
2527
2626
2725
2830
2929
3028
3133
3232
3331
3436
3535
3634
3739
3838
3937
4042
4141
4240
4345
4444
4543
4648
4747
4846
4951
5050
5149
5254
5353
5452
5557
5656
5755
5860
5959
6058
6163
6262
6361
6466
6565
6664
6769
6868
6967
7072
7171
7270

[3,2,1,6,5,4,9,8,7,12,11,10,15,14,13,18,17,16,21,
 20,19,24,23,22,27,26,25,30,29,28,33,32,31,36,35,
 34,39,38,37,42,41,40,45,44,43,48,47,46,51,50,49,
 54,53,52,57,56,55,60,59,58,63,62,61,66,65,64,69,
 68,67,72,71,70]