Number of ordered triples (w,x,y) with all terms in {1,...,n} and w^2+x^2+y^2>n.

Terms

a(0) =0a(1) =1a(2) =8a(3) =26a(4) =63a(5) =124a(6) =212a(7) =339a(8) =508a(9) =722a(10) =993a(11) =1321a(12) =1717a(13) =2186a(14) =2727a(15) =3358a(16) =4079a(17) =4893a(18) =5809a(19) =6833a(20) =7974a(21) =9229a(22) =10613a(23) =12132a(24) =13786a(25) =15587a(26) =17532a(27) =19635a(28) =21904a(29) =24335