login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A193616
as a simple table
n
a(n)
1
0
2
1
3
2
4
3
5
5
6
8
7
13
8
20
9
40
10
100
[0,1,2,3,5,8,13,20,40,100]