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A107318
Number of ordered Goldbach partitions of 10^n.
5
3, 12, 56, 254, 1620, 10804, 77614, 582800, 4548410, 36400976, 298182320, 2487444740, 21066301710
OFFSET
1,1
COMMENTS
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.
Sequence in context: A362085 A185630 A284843 * A176281 A050147 A259800
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, based on email from R. J. Mathar, Nov 07 2006
EXTENSIONS
a(13) from Donovan Johnson, Nov 16 2009
STATUS
approved