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A245515 as a simple table

na(n)
11
22
30
40
50
60
70
80
90
100
1111
120
130
140
150
160
170
180
1919
200
210
220
230
240
250
260
270
280
2929
300
3131
320
330
340
350
360
370
380
390
400
4141
420
430
440
450
460
470
480
490
500
510
520
530
540
550
560
570
580
5959
600
6161
620
630
640
650
660
670
680
690
700
7171
720
730
740
750
760
770
780
7979
800
810
820
830
840
850

[1,2,0,0,0,0,0,0,0,0,11,0,0,0,0,0,0,0,19,0,0,0,0,
 0,0,0,0,0,29,0,31,0,0,0,0,0,0,0,0,0,41,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,0,59,0,61,0,0,0,0,0,0,0,0,0,
 71,0,0,0,0,0,0,0,79,0,0,0,0,0,0]