|
|
A135292
|
|
a(n) = 5^n * 4^(n^2).
|
|
2
|
|
|
1, 20, 6400, 32768000, 2684354560000, 3518437208883200000, 73786976294838206464000000, 24758800785707605497982484480000000, 132922799578491587290380706028034457600000000
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,2
|
|
COMMENTS
|
|
|
LINKS
|
|
|
FORMULA
|
|
|
MATHEMATICA
|
|
|
PROG
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|