OFFSET
1,3
COMMENTS
Determinant = -328.
REFERENCES
J. W. S. Cassels, Rational Quadratic Forms, Cambridge, 1978; see p. 3.
LINKS
N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved