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A131291 as a simple table

na(n)
05
14
25
33
44
53
65
74
85
95
104
115
123
134
143
155
164
175
185
194
205
213
224
233
245
254
265
275
284
295
303
314
323
335
344
355
365
374
385
393
404
413
425
434
445
455
464
475
483
494
503
515
524
535
545
554
565
573
584
593
605
614
625
635
644
655
663
674
683
695
704
715
725
734
745
753
764
773
785
794
805
815
824
835
843
854
863
875
884
895
905
914
925
933
944
953
965
974
985
995
1004

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