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A276860 as a simple table

na(n)
15
25
36
45
56
65
76
85
95
106
115
126
135
146
155
165
176
185
196
205
216
225
236
245
255
266
275
286
295
306
315
325
336
345
356
365
376
385
396
405
415
426
435
446
455
466
475
485
496
505
516
525
536
545
556
565
575
586
595
606
615
626
635
645
656
665
676
685
696
705
715
726
735
746
755
766
775
786
795
805
816
825
836
845
856
865

[5,5,6,5,6,5,6,5,5,6,5,6,5,6,5,5,6,5,6,5,6,5,6,5,
 5,6,5,6,5,6,5,5,6,5,6,5,6,5,6,5,5,6,5,6,5,6,5,5,6,
 5,6,5,6,5,6,5,5,6,5,6,5,6,5,5,6,5,6,5,6,5,5,6,5,6,
 5,6,5,6,5,5,6,5,6,5,6,5]