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A377738 as a simple table

na(n)
12
23
35
46
58
67
79
813
910
1011
1114
1217
1321
1415
1516
1618
1719
1822
1920
2025
2134
2223
2324
2426
2527
2629
2728
2830
2935
3031
3132
3238
3346
3455
3536
3637
3739
3840
3942
4041
4143
4247
4344
4445
4548
4651
4756
4849
4950
5052
5153
5259
5354
5467
5589
5657
5758
5860
5961
6063
6162
6264
6368
6465
6566
6669
6772

[2,3,5,6,8,7,9,13,10,11,14,17,21,15,16,18,19,22,
 20,25,34,23,24,26,27,29,28,30,35,31,32,38,46,55,
 36,37,39,40,42,41,43,47,44,45,48,51,56,49,50,52,
 53,59,54,67,89,57,58,60,61,63,62,64,68,65,66,69,
 72]