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A107318 Number of ordered Goldbach partitions of 10^n. +0
4
3, 12, 56, 254, 1620, 10804, 77614, 582800, 4548410, 36400976, 298182320, 2487444740 (list; graph; listen)
OFFSET

1,1

COMMENT

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

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

CROSSREFS

See A065577 for further information.

Adjacent sequences: A107315 A107316 A107317 this_sequence A107319 A107320 A107321

Sequence in context: A001764 A120920 A064314 this_sequence A050147 A120921 A074533

KEYWORD

nonn

AUTHOR

njas, based on email from R. J. Mathar, Nov 07 2006

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.


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