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A277808 as a simple table

na(n)
10
20
31
40
51
62
70
80
91
102
110
123
130
140
151
160
171
182
190
203
210
220
231
244
250
260
271
280
291
302
310
320
331
342
350
363
370
380
391
404
410
420
431
440
451
462
470
485
490
500
511
520
531
542
550
560
571
582
590
603
610
620
631
640
651
662
670
683
690
700
711
724
730
740
751
760
771
782
790
805
810
820
831
840
851
862
870
880
891
902
910
923
930
940
951
966
970
980
991
1000
1011
1022
1030
1040
1051
1062
1070
1083
1090
1100
1111
1120
1131
1142
1150
1163
1170
1180
1191
1204

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