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A272647 as a simple table

na(n)
01
13
25
34
45
53
61
71
83
95
104
115
123
131
141
153
165
174
185
193
201
211
223
235
244
255
263
271
281
293
305
314
325
333
341
351
363
375
384
395
403
411
421
433
445
454
465
473
481
491
503
515
524
535
543
551
561
573
585
594
605
613
621
631
643
655
664
675
683
691
701
713
725
734
745
753
761
771
783
795
804
815
823
831
841
853
865
874
885
893
901

[1,3,5,4,5,3,1,1,3,5,4,5,3,1,1,3,5,4,5,3,1,1,3,5,
 4,5,3,1,1,3,5,4,5,3,1,1,3,5,4,5,3,1,1,3,5,4,5,3,1,
 1,3,5,4,5,3,1,1,3,5,4,5,3,1,1,3,5,4,5,3,1,1,3,5,4,
 5,3,1,1,3,5,4,5,3,1,1,3,5,4,5,3,1]