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A320454 as a simple table

na(n)
11
22
33
44
56
65
77
88
99
1010
1112
1215
1314
1411
1513
1616
1718
1820
1921
2022
2124
2225
2327
2430
2528
2632
2736
2840
2935
3033
3126
3217
3319
3423
3529
3631
3734
3838
3939
4042
4144
4245
4348
4450
4549
4654
4760
4856
4955
5052
5151
5257
5346
5458
5562
5637
5741
5843
5947
6053
6159
6261
6363
6464
6572
6675
6770

[1,2,3,4,6,5,7,8,9,10,12,15,14,11,13,16,18,20,21,
 22,24,25,27,30,28,32,36,40,35,33,26,17,19,23,29,
 31,34,38,39,42,44,45,48,50,49,54,60,56,55,52,51,
 57,46,58,62,37,41,43,47,53,59,61,63,64,72,75,70]