login

A103181 as a simple table

na(n)
00
11
20
31
40
51
60
71
80
91
1010
1111
1210
1311
1410
1511
1610
1711
1810
1911
200
211
220
231
240
251
260
271
280
291
3010
3111
3210
3311
3410
3511
3610
3711
3810
3911
400
411
420
431
440
451
460
471
480
491
5010
5111
5210
5311
5410
5511
5610
5711
5810
5911
600
611
620
631
640
651
660
671
680
691
7010
7111
7210
7311
7410
7511
7610
7711
7810
7911
800
811
820
831
840
851

[0,1,0,1,0,1,0,1,0,1,10,11,10,11,10,11,10,11,10,
 11,0,1,0,1,0,1,0,1,0,1,10,11,10,11,10,11,10,11,10,
 11,0,1,0,1,0,1,0,1,0,1,10,11,10,11,10,11,10,11,10,
 11,0,1,0,1,0,1,0,1,0,1,10,11,10,11,10,11,10,11,10,
 11,0,1,0,1,0,1]