%I #9 Nov 30 2015 00:20:06

%S 1,2,3,3,4,5,5,7,8,9,9,15,11,17,17,18,18,31,21,33,30,33,30,53,34,48,

%T 46,53,43,87,47,73,69,79,66,110,65,100,94,111,80,159,86,135,130,135,

%U 108,202,116,181,153,175,133,255,150,212

%N Number of primitive solutions to x + y + z = 0 (mod n).

%C I can't reconstruct this. Possibly an erroneous version of A003050 or A048259. - _N. J. A. Sloane_

%Y Cf. A007997.

%K nonn,obsc

%O 1,2

%A _N. J. A. Sloane_