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A232242 as a simple table

na(n)
12
23
34
45
56
67
76
85
94
103
112
121
132
143
154
165
176
187
198
207
216
225
234
243
252
263
274
285
296
307
318
327
336
345
354
363
372
381
392
403
414
425
436
447
458
467
476
485
494
503
512
523
534
545
556
567
578
587
596
605
614
625
636
647
658
669
678
687
696
705
714
723
732
741
750
761
772
783
794
805
814
823
832
843
854
865
874

[2,3,4,5,6,7,6,5,4,3,2,1,2,3,4,5,6,7,8,7,6,5,4,3,
 2,3,4,5,6,7,8,7,6,5,4,3,2,1,2,3,4,5,6,7,8,7,6,5,4,
 3,2,3,4,5,6,7,8,7,6,5,4,5,6,7,8,9,8,7,6,5,4,3,2,1,
 0,1,2,3,4,5,4,3,2,3,4,5,4]