login

A219480 as a simple table

na(n)
01
11
20
30
40
50
60
71
82
91
100
110
120
130
140
152
162
170
180
190
200
210
221
233
242
250
260
270
280
290
302
313
321
330
340
350
360
370
383
393
400
410
420
430
440
452
464
472
480
490
500
510
520
533
543
550
560
570
580
590
601
614
623
630
640
650
660
670
683
695
702
710
720
730
740
750
764
774
780
790
800
810
820
832
845
853
860
870
880
890
900
913
924
931
940
950
960
970
980
994
1004
1010

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