OFFSET
0,2
COMMENTS
Fifth binomial transform is A096053.
LINKS
FORMULA
a(n) = ((1+sqrt(4))*(2*sqrt(4))^n + (1-sqrt(4))*(-2*sqrt(4))^n)/2;
a(n) = 3*4^n/2 - (-4)^n/2.
a(2n) = 16^n, a(2n+1) = 8*16^n.
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul Barry, May 27 2005
STATUS
approved