login

A274346 as a simple table

na(n)
01
12
23
34
45
53
67
78
89
95
1011
113
1213
137
1415
1516
1617
179
1819
195
2021
2111
2223
233
2425
251
2627
277
2829
293
3031
3132
3233
3317
3435
359
3637
3719
3839
395
4041
4121
4243
4311
449
4523
4647
476
4849
4925
5051
5113
5253
5327
5455
557
5657
5729
5859
5915
6061
6131
6263
6364
641
6533
6667
6717
683
6935
7071
719
7273
7337
7475
7519
7611
7739
7879
7910

[1,2,3,4,5,3,7,8,9,5,11,3,13,7,15,16,17,9,19,5,21,
 11,23,3,25,1,27,7,29,3,31,32,33,17,35,9,37,19,39,
 5,41,21,43,11,9,23,47,6,49,25,51,13,53,27,55,7,57,
 29,59,15,61,31,63,64,1,33,67,17,3,35,71,9,73,37,
 75,19,11,39,79,10]