login

A113580 as a simple table

na(n)
01
12
23
35
47
511
613
717
819
923
103
114
125
137
149
1513
1615
1719
1821
1925
204
215
226
238
2410
2514
2616
2720
2822
2926
306
317
328
3310
3412
3516
3618
3722
3824
3928
408
419
4210
4312
4414
4518
4620
4724
4826
4930
5012
5113
5214
5316
5418
5522
5624
5728
5830
5934
6014
6115
6216
6318
6420
6524
6626
6730
6832
6936
7018
7119
7220
7322
7424
7528

[1,2,3,5,7,11,13,17,19,23,3,4,5,7,9,13,15,19,21,
 25,4,5,6,8,10,14,16,20,22,26,6,7,8,10,12,16,18,22,
 24,28,8,9,10,12,14,18,20,24,26,30,12,13,14,16,18,
 22,24,28,30,34,14,15,16,18,20,24,26,30,32,36,18,
 19,20,22,24,28]