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A259183
Complement of A259444.
2
4, 8, 9, 25, 27, 32, 36, 49, 64, 100, 121, 125, 128, 144, 169, 196, 216, 225, 243, 256, 289, 324, 343, 361, 400, 441, 484, 529, 576, 676, 729, 784, 841, 900, 961, 1000, 1024, 1089, 1156, 1225, 1331, 1369, 1444, 1521, 1600, 1681, 1728, 1764
OFFSET
1,1
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
FORMULA
a(n) ~ n^2. - Charles R Greathouse IV, Aug 18 2015
PROG
(PARI) main(s)=my(v=vector(s), v2=[], x, r, n); v[1]=2; for(n=2, s, v[n]=v[n-1]+1; until(x==1, for(r=1, n-1, for(s=1, n-1, if((v[r]^v[s])===v[n], v2=concat(v2, v[n]); print1(v[n], ", "); v[n]++; x=0; break(2), x=1))))); v2;
CROSSREFS
Sequence in context: A261987 A158340 A350014 * A056166 A093771 A371223
KEYWORD
nonn
AUTHOR
Anders Hellström, Jul 19 2015 following suggestion from N. J. A. Sloane
STATUS
approved