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Search: id:A087813
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A087813 (1/n)*(binomial(2n,n)-2^n) as n runs through the primes. +0
1
1, 4, 44, 472, 63944, 799416, 137263244, 1860249448, 357974884304, 1036802274574832, 15013817777670240, 47192717951302358280, 10360599532843724350568, 154361699651510683256944 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A105038 A002278 A112897 this_sequence A082779 A053315 A005721

Adjacent sequences: A087810 A087811 A087812 this_sequence A087814 A087815 A087816

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Oct 15 2003

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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