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A010887 as a simple table

na(n)
01
12
23
34
45
56
67
78
81
92
103
114
125
136
147
158
161
172
183
194
205
216
227
238
241
252
263
274
285
296
307
318
321
332
343
354
365
376
387
398
401
412
423
434
445
456
467
478
481
492
503
514
525
536
547
558
561
572
583
594
605
616
627
638
641
652
663
674
685
696
707
718
721
732
743
754
765
776
787
798
801

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