login

A247506 as a simple table

na(n)
01
11
20
31
41
50
61
71
81
90
101
111
122
131
140
151
161
172
183
191
200
211
221
232
244
255
261
270
281
291
302
314
327
338
341
350
361
371
382
394
408
4113
4213
431
440
451
461
472
484
498
5015
5124
5221
531
540
551
561
572
584
598
6016
6129
6244
6334
641
650
661
671
682
694
708
7116
7231
7356
7481
7555
761
770

[1,1,0,1,1,0,1,1,1,0,1,1,2,1,0,1,1,2,3,1,0,1,1,2,
 4,5,1,0,1,1,2,4,7,8,1,0,1,1,2,4,8,13,13,1,0,1,1,2,
 4,8,15,24,21,1,0,1,1,2,4,8,16,29,44,34,1,0,1,1,2,
 4,8,16,31,56,81,55,1,0]