0,2

Vincenzo Librandi, Table of n, a(n) for n = 0..10000

(MAGMA) [2*n-Floor(n*(Sqrt(1/3))): n in [0..70]]; // Vincenzo Librandi, Sep 12 2011

Sequence in context: A087057 A184580 A184622 * A167389 A288373 A087067

Adjacent sequences: A195126 A195127 A195128 * A195130 A195131 A195132

nonn

Clark Kimberling, Sep 09 2011

approved