login

A049850 as a simple table

na(n)
10
20
30
40
50
60
70
81
90
102
112
120
132
141
151
164
173
183
193
201
215
223
233
244
254
265
2710
288
295
306
316
328
335
3412
357
3611
379
387
399
4014
418
4213
437
4411
4514
4611
475
4816
4914
509
5114
5212
538
5414
557
568
5717
5815
5911
6014
6113
6215
6312
6411
6513
6619
6719
6822
6916
7019
7116
7210
7315
7415
7514
7615

[0,0,0,0,0,0,0,1,0,2,2,0,2,1,1,4,3,3,3,1,5,3,3,4,
 4,5,10,8,5,6,6,8,5,12,7,11,9,7,9,14,8,13,7,11,14,
 11,5,16,14,9,14,12,8,14,7,8,17,15,11,14,13,15,12,
 11,13,19,19,22,16,19,16,10,15,15,14,15]