login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A138480
as a simple table
n
a(n)
1
1210
2
2020
3
21200
4
3211000
5
42101000
6
521001000
7
6210001000
8
72100001000
9
821000001000
10
9210000001000
[1210,2020,21200,3211000,42101000,521001000, 6210001000,72100001000,821000001000,9210000001000]