1,1

The Fermat axis has the equation l=a(b^2-c^2)(a^2-b^2-bc-c^2)(a^2-b^2+bc-c^2) corresponding to the Kimberling center X526 (see link).

Table of n, a(n) for n=1..23.

Eric Weisstein's World of Mathematics, Fermat Axis

Sequence in context: A066826 A031113 A112610 * A353442 A140888 A053753

Adjacent sequences: A100202 A100203 A100204 * A100206 A100207 A100208

nonn

Jorge Coveiro, Dec 28 2004

Edited with better definition and more terms. Omar E. Pol, Dec 30 2008

Offset corrected by Arkadiusz Wesolowski, Feb 26 2013

approved