login

A134655 as a simple table

na(n)
11
21
3-1
4-1
52
60
7-1
8-1
9-1
103
114
12-4
13-7
141
155
160
17-1

[1,1,-1,-1,2,0,-1,-1,-1,3,4,-4,-7,1,5,0,-1]