**Squares of the form x^2+y^2+z^2 with x,y,z positive integers.**

*9, 36, 49, 81, 121, 144, 169, 196, 225, 289, 324, 361, 441, 484, 529, 576, 625, 676*

*4 seqfan posts*

*Wed Mar 3 21:00:46 CET 2010* [seqfan] Re: A169580 and Catalan's empirical claim that the triple of any odd square not divisible by 5 is a sum of squares of three primes other than 2 and 3.

*Wed Mar 3 19:14:04 CET 2010* [seqfan] Re: A169580 and Catalan's empirical claim that the triple of any odd square not divisible by 5 is a sum of squares of three primes other than 2 and 3.

*Wed Mar 3 19:01:44 CET 2010* [seqfan] Re: A169580 and Catalan's empirical claim that the triple of any odd square not divisible by 5 is a sum of squares of three primes other than 2 and 3.

*Wed Mar 3 18:58:33 CET 2010* [seqfan] A169580 and Catalan's empirical claim that the triple of any odd square not divisible by 5 is a sum of squares of three primes other than 2 and 3.

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