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A138901 Partial sums of A094837. 0
1, 3, 7, 41, 87, 187, 412, 937, 2162, 5298, 12354 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

3, 7, 17, 41 and 937 are primes.

EXAMPLE

a(12) = 1 + 2 + 4 + 10 + 24 + 46 + 100 + 225 + 525 + 1225 + 3136 + 7056 = 12354.

CROSSREFS

Cf. A094837.

Sequence in context: A128647 A071730 A058815 * A089656 A018970 A018968

Adjacent sequences:  A138898 A138899 A138900 * A138902 A138903 A138904

KEYWORD

nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com), May 16 2008

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Last modified February 16 19:23 EST 2012. Contains 205945 sequences.