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A254990 as a simple table

na(n)
00
11
20
32
40
51
60
73
80
91
100
112
120
131
140
150
161
170
182
190
201
210
223
230
241
250
262
270
281
290
301
310
322
330
341
350
363
370
381
390
402
410
421
430
440
451
460
472
480
491
500
513
520
531
540
552
560
571
580
592
600
611
620
633
640
651
660
672
680
691
700
710
721
730
742
750
761
770
783
790
801
810
822
830
841
850
861
870
882
890
901
910
923
930
941
950
962
970
981
990
1000
1011
1020
1032
1040
1051
1060
1073

[0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,0,1,0,2,0,1,0,3,0,
 1,0,2,0,1,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,0,1,0,2,0,
 1,0,3,0,1,0,2,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0,0,1,0,
 2,0,1,0,3,0,1,0,2,0,1,0,1,0,2,0,1,0,3,0,1,0,2,0,1,
 0,0,1,0,2,0,1,0,3]