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A137678 as a simple table

na(n)
10
20
30
41
50
61
70
80
92
100
112
120
130
140
151
161
170
181
190
200
210
220
230
242
250
260
270
280
290
304
311
320
330
343
350
360
371
380
390
400
410
421
430
440
450
462
471
480
490
500
510
520
533
541
550
560
570
580
590
600
611
623
630
640
650
663
670
681
690
700
710
721
730
740
750
761
770
780
791
800
810
820
830
840
850
860
871
880
890
900
910
922
930
940
950
960
971
980
994
1000
1010
1020
1030
1040
1051

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