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A056888 as a simple table

na(n)
12
23
32
40
54
61
73
81
91
105
112
122
133
141
150
163
176
182
193
200
210
224
231
243
251
264
271
281
290
301
313
322
333
345
351
361
373
383
392
405
410
423
433
441
451
463
472
482
490
502
511
525
532
541
551
561
571
583
594
605
611
620
631
643
652
661
672
684
695
701
711
722
731
740
751
762
774
781
792
805
810
822
834
843
852
862
871
882
892
902
910
922
933
942
951
965
971
980
994

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