OFFSET
1,4
REFERENCES
H. C. Williams and C. R. Zarnke, Computation of the solutions of the Diophantine equation x^3+dy^3=1, Proc. Conf. Numerical Maths., Winnipeg (1971), 671-676.
LINKS
Sean A. Irvine, Table of n, a(n) for n = 1..135
H. C. Williams and C. R. Zarnke, Computation of the solutions of the Diophantine equation x^3+dy^3=1, Proc. Conf. Numerical Maths., Winnipeg (1971), 671-676. (Annotated scanned copy)
H. C. Williams and R. Holte, Computation of the solution of x^3 + D y^3 = 1, Mathematics of Computation, Vol. 31, No. 139. (Jul., 1977), pp. 778-785.
CROSSREFS
KEYWORD
sign
AUTHOR
N. J. A. Sloane, Jun 28 2015
EXTENSIONS
More terms from Sean A. Irvine, Nov 17 2016
STATUS
approved