OFFSET
1,1
LINKS
FORMULA
a(n) = 302*a(n-1) - a(n-2).
From R. J. Mathar, Nov 27 2011: (Start)
G.f.: -38*x*(-1+x) / ( 1-302*x+x^2 ).
a(n) = 38*A145123(n). (End)
EXAMPLE
a(1)=38 because 38^2 = 57*25+19.
MATHEMATICA
LinearRecurrence[{302, -1}, {38, 11438}, 20] (* Harvey P. Dale, Jan 24 2013 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Richard Choulet, Oct 02 2008
STATUS
approved