A010329 - OEIS

%I #9 Mar 30 2012 18:35:07

%S 102424,2421440,10057740,14388660,15862700,18491560,19971260,38769500,

%T 44795730,49915281,60110904,76405140,93730924,99144220,141575456,

%U 142908016,168201860,169065400,200262964,307690800,318547020,412814445

%N Expressible as C(m,3) + C(n,3) in at least 3 ways.

%D J. Leech, Some solutions of Diophantine equations, Proc. Camb. Phil. Soc., 53 (1957), 778-780.

%K nonn

%O 1,1

%A _N. J. A. Sloane_.

%E Corrected and extended by _David W. Wilson_