OFFSET
1,2
LINKS
Nathaniel Johnston, Table of n, a(n) for n = 1..1000
EXAMPLE
a(3) = 205 = 1*1 + 2*(-24) + 1*252.
CROSSREFS
KEYWORD
sign,easy
AUTHOR
Gary W. Adamson, Feb 26 2007
EXTENSIONS
Extended by Nathaniel Johnston, May 06 2011
STATUS
approved