OFFSET
0,1
LINKS
A. Baliga and K. J. Horadam, Cocyclic Hadamard matrices over Z_t X Z^2_2, Australas. J. Combin. 11(1995), 123-134.
FORMULA
a(n) = 8*A109901(2*n+1)^4 ([Baliga, et al., p. 130]).
CROSSREFS
KEYWORD
nonn
AUTHOR
L. Edson Jeffery, Apr 11 2012
STATUS
approved