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Search: id:A103275
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A103275 a(n)=Sum( Product p_i, {Sum p_i=prime(n)}, p_i is prime ). +0
2
2, 3, 11, 29, 226, 603, 4201, 10190, 61830, 818624, 1885918, 22642064, 115299912, 256604379, 1271523594, 13524323830, 140047498472, 302827228170, 3049947866219, 14117734283755, 30195076020892, 294858942948153 (list; graph; listen)
OFFSET

1,1
EXAMPLE

a(5)=2*2*2*2*3 + 2*2*2*5 + 2*2*7 + 2*3*3*3 + 3*3*5 + 11 = 226.

CROSSREFS

Adjacent sequences: A103272 A103273 A103274 this_sequence A103276 A103277 A103278

Sequence in context: A075641 A104081 A003455 this_sequence A038987 A142957 A080155

KEYWORD

nonn

AUTHOR

Yasutoshi Kohmoto (zbi74583(AT)boat.zero.ad.jp), Jan 27 2005

EXTENSIONS

More terms from Ryan Propper (rpropper(AT)stanford.edu), Jul 21 2006

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Last modified October 16 00:31 EDT 2008. Contains 145098 sequences.

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