The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A109854 as a simple table

n a(n)
1 20
2 110
3 110
4 20980
5 29580
6 9860
7 150780
8 50260
9 217490
10 657770
11 426650
12 1999330
13 2942960
14 1295490
15 431830
16 437570
17 436450
18 7564120
19 6449730 

[20,110,110,20980,29580,9860,150780,50260,217490,
 657770,426650,1999330,2942960,1295490,431830,
 437570,436450,7564120,6449730]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 22 21:38 EDT 2024. Contains 372758 sequences. (Running on oeis4.)