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A078376 Greatest prime factor of numbers which can be written as sum of a positive square and a positive cube. 1

%I #3 Mar 30 2012 18:50:29

%S 2,5,3,5,3,17,3,13,7,31,11,3,37,43,11,5,13,19,7,13,17,3,73,19,5,41,89,

%T 13,5,101,3,113,61,7,127,2,43,67,47,29,37,5,19,23,41,17,19,29,59,37,7,

%U 7,197,17,103,13,31,11,223,5,113,29,233,241,41,7,257,13,11,53,269,7

%N Greatest prime factor of numbers which can be written as sum of a positive square and a positive cube.

%C a(n)=A006530(A055394(n)).

%Y Cf. A078375.

%K nonn

%O 1,1

%A _Reinhard Zumkeller_, Nov 25 2002

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Last modified March 29 08:53 EDT 2024. Contains 371268 sequences. (Running on oeis4.)