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A278603 as a simple table

na(n)
00
11
22
31
42
53
62
71
82
93
104
115
124
133
144
155
166
177
186
195
206
217
228
239
248
257
266
275
284
293
304
315
324
333
342
351
360
37-1
380
391
402
413
422
431
442
453
464
475
484
493
502
511
520
53-1
540
551
562
573
584
595
604
613
624
635
646
657
668
679
688
697
706
715
726
737
746
755
764
773
782
791
802
813
824
835
844
853

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