OFFSET
1,3
COMMENTS
Numbers n such that 2n = x^3 + y^3 for some integers x, y. - Charles R Greathouse IV, Nov 29 2014
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
PROG
(PARI) T=thueinit('z^3+1);
is(n)=n==0 || #thue(T, 2*n)>0 \\ Charles R Greathouse IV, Nov 29 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 15 2013, based on a suggestion from Allan C. Wechsler.
STATUS
approved