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Composite 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 9,10,12,24,26,28,33,36,44,50,52,57,63,65,68,72,76,80,82,91,100,108,

%T 122,126,128,129,134,141,145,148,150,152,161,164,170,171,174,177,185,

%U 189,196,204,206,208,217,220,225,226,232,246,252,260,264,265,280,289

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

%e A002808(74) = 100 = 6^2 + 4^3, therefore 100 is a term.

%Y Cf. A002808, A066649.

%K nonn

%O 1,1

%A _Reinhard Zumkeller_, Nov 25 2002