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A156381 as a simple table

na(n)
01
12
22
31
42
50
62
70
82
94
100
112
121
130
140
150
162
172
184
192
200
210
222
230
242
254
260
273
280
290
300
310
322
334
344
350
364
370
382
390
400
414
420
432
442
450
460
470
481
492
504
515
520
530
544
550
560
574
580
592
600
610
620
630
642
650
666
672
682
690
700
710
724
732
740
753
762
770
780
790
800
818
822
832
840
850
862
870
882
894
900
910
920
930
940
950
962
972
982
997
1004
1010
1024
1030
1040
1050
1060
1072

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