login

A121775 as a simple table

na(n)
01
11
21
32
43
51
63
75
83
91
104
118
127
134
141
155
169
1710
1810
195
201
216
2215
2320
2421
2515
266
271
287
2913
3021
3135
3235
3321
347
351
368
3720
3836
3960
4071
4156
4228
438
441
459
4621
4742
4886
49126
50126
5184
5236
539
541
5510
5627
5759
58130
59215
60253
61210
62120
6345
6410
651
6611
6721
6855
69165
70330
71462
72462
73330
74165
7555

[1,1,1,2,3,1,3,5,3,1,4,8,7,4,1,5,9,10,10,5,1,6,15,
 20,21,15,6,1,7,13,21,35,35,21,7,1,8,20,36,60,71,
 56,28,8,1,9,21,42,86,126,126,84,36,9,1,10,27,59,
 130,215,253,210,120,45,10,1,11,21,55,165,330,462,
 462,330,165,55]