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A107318 Number of ordered Goldbach partitions of 10^n. 5

%I #8 Mar 30 2012 17:34:55

%S 3,12,56,254,1620,10804,77614,582800,4548410,36400976,298182320,

%T 2487444740,21066301710

%N Number of ordered Goldbach partitions of 10^n.

%C Number of ways of writing 10^n as the sum of two odd primes, when the order matters.

%C Apart from a(1), equals 2*A065577(n).

%Y See A065577 for further information.

%K nonn

%O 1,1

%A _N. J. A. Sloane_, based on email from R. J. Mathar, Nov 07 2006

%E a(13) from _Donovan Johnson_, Nov 16 2009

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Last modified April 19 23:40 EDT 2024. Contains 371798 sequences. (Running on oeis4.)