OFFSET
1,3
COMMENTS
Subsequence of A045980. - R. J. Mathar, Nov 28 2008
Contains A000578 as a subsequence. - Chandler
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
EXAMPLE
E.g. 7=2^3-1^3, 8=2^3-0^3, 296=8^3-6^3.
PROG
(PARI) T=thueinit('z^3+1);
is(n)=n==0 || #select(v->v[1]<=0&&v[2]>=0, thue(T, n))>0 \\ Charles R Greathouse IV, Nov 29 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
Mark Taggart (mt2612f(AT)aol.com), Nov 21 2008
EXTENSIONS
Extended by Ray Chandler, Dec 04 2008
STATUS
approved