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A027387 as a simple table

na(n)
00
12
22
32
44
52
61
72
80
91
102
114
124
134
146
154
163
174
182
193
202
214
224
234
246
254
263
274
282
293
302
314
324
334
346
354
363
374
382
393
404
416
426
436
448
456
465
476
484
495
502
514
524
534
546
554
563
574
582
593
601
613
623
633
645
653
662
673
681
692
702
714
724
734
746
754
763
774
782
793
800

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