login

A246688 as a simple table

na(n)
11
22
31
42
53
61
73
84
91
104
112
123
135
141
152
163
171
185
192
204
216
221
232
244
251
266
272
285
293
304
317
321
332
345
351
363
374
381
397
402
416
423
435
448
451
462
476
481
493
505
511
528
532
543
554
562
577
583
596
604
615
629
631
642
653
664
671
682
697
701
713
726
731
744
755
761
779
782
793
805
812
828
833
847
854
866
8710

[1,2,1,2,3,1,3,4,1,4,2,3,5,1,2,3,1,5,2,4,6,1,2,4,
 1,6,2,5,3,4,7,1,2,5,1,3,4,1,7,2,6,3,5,8,1,2,6,1,3,
 5,1,8,2,3,4,2,7,3,6,4,5,9,1,2,3,4,1,2,7,1,3,6,1,4,
 5,1,9,2,3,5,2,8,3,7,4,6,10]