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A143054 as a simple table

na(n)
00
11
24
32
43
57
68
79
85
96
1012
1113
1214
1315
1416
1510
1611
1719
1820
1921
2022
2123
2224
2325
2417
2518
2628
2729
2830
2931
3032
3133
3234
3335
3436
3526
3627
3739
3840
3941
4042
4143
4244
4345
4446
4547
4648
4749
4837
4938
5052
5153
5254
5355
5456
5557
5658
5759
5860
5961
6062
6163
6264
6350
6451
6567
6668
6769
6870
6971
7072
7173
7274

[0,1,4,2,3,7,8,9,5,6,12,13,14,15,16,10,11,19,20,
 21,22,23,24,25,17,18,28,29,30,31,32,33,34,35,36,
 26,27,39,40,41,42,43,44,45,46,47,48,49,37,38,52,
 53,54,55,56,57,58,59,60,61,62,63,64,50,51,67,68,
 69,70,71,72,73,74]