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A117924 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1115
1212
1317
1414
1511
1616
1713
1818
1919
2020
2121
2222
2323
2424
2525
2636
2727
2828
2929
3032
3131
3240
3333
3426
3535
3638
3743
3830
3941
4034
4139
4242
4337
4444
4551
4652
4755
4848
4947
5050
5153
5254
5345
5446
5549
5656
5757
5866
5963
6070
6169
6262
6371
6460
6559
6672
6773
6868
6967
7064
7165
7258

[1,2,3,4,5,6,7,8,9,10,15,12,17,14,11,16,13,18,19,
 20,21,22,23,24,25,36,27,28,29,32,31,40,33,26,35,
 38,43,30,41,34,39,42,37,44,51,52,55,48,47,50,53,
 54,45,46,49,56,57,66,63,70,69,62,71,60,59,72,73,
 68,67,64,65,58]