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A143857 n+(n+1)*(n+2)^(n+3). +0
1
8, 163, 3074, 62503, 1399684, 34588811, 939524102, 27894275215, 900000000008, 31384283767219, 1176925259169802, 47248516628391479, 2022385242251558924, 91957716979980468763, 4427218577690292387854, 225009351233083599856159 (list; graph; listen)
OFFSET

0,1

COMMENT

Suggested by Karl Vago's contributions to Dario Alpern's list of records.

LINKS

Dario A. Alpern, ECM Factorization applet records

Dario A. Alpern, Factorization using the Elliptic Curve Method

FORMULA

a(n) = n+A061250(n+3). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 04 2008]

EXAMPLE

a(1) = 1+(1+1)*(1+2)^(1+3) = 1+2*3^4 = 163.

CROSSREFS

A007778.

Sequence in context: A061250 A061711 A075387 this_sequence A025606 A033454 A032395

Adjacent sequences: A143854 A143855 A143856 this_sequence A143858 A143859 A143860

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 03 2008

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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