1,1

Numbers not of the form x^2+2y^2+8z^2.

L. J. Mordell, A new Waring's problem with squares of linear forms, Quart. J. Math., 1 (1930), 276-288 (see p. 283).

Table of n, a(n) for n=1..56.

Sequence in context: A314313 A339921 A066980 * A314314 A314315 A047550

Adjacent sequences: A055049 A055050 A055051 * A055053 A055054 A055055

nonn

N. J. A. Sloane, Jun 02 2000

approved