login

A276864 as a simple table

na(n)
13
23
34
43
54
63
73
84
93
104
113
123
134
143
154
163
174
183
193
204
213
224
233
243
254
263
274
283
294
303
313
324
333
344
353
363
374
383
394
403
413
424
433
444
453
464
473
483
494
503
514
523
533
544
553
564
573
584
593
603
614
623
634
643
653
664
673
684
693
703
714
723
734
743
754
763
773
784
793
804
813
823
834
843
854
863

[3,3,4,3,4,3,3,4,3,4,3,3,4,3,4,3,4,3,3,4,3,4,3,3,
 4,3,4,3,4,3,3,4,3,4,3,3,4,3,4,3,3,4,3,4,3,4,3,3,4,
 3,4,3,3,4,3,4,3,4,3,3,4,3,4,3,3,4,3,4,3,3,4,3,4,3,
 4,3,3,4,3,4,3,3,4,3,4,3]