

A132810


Smallest sum of n consecutive odd primes which is a multiple of n.


5



3, 8, 15, 36, 395, 72, 119, 240, 2349, 300, 539, 276, 923, 714, 435, 496, 629, 702, 2375, 1120, 1995, 1144, 3979, 3192, 3925, 2938, 9531, 1960, 10063, 2670, 3441, 4448, 5907, 6358, 9835, 4464, 5069, 3610, 13533, 4000, 6273, 4410, 21113, 12012, 8325, 8142
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OFFSET

1,1


LINKS

Zak Seidov, Table of n, a(n) for n = 1..1000


FORMULA

Let A132809(n)=prime(i). Then a(n)= sum(j=i...i+n1) prime(j).  R. J. Mathar, Nov 27 2007


EXAMPLE

a(5)=395, associated with A132809(5)=71=prime(20) as the first of the 5 consecutive primes, is the smallest sum of 5 consecutive odd primes which is divisible by n=5.


CROSSREFS

Cf. A132809, A132811.
Sequence in context: A032255 A137475 A176433 * A032159 A174982 A032064
Adjacent sequences: A132807 A132808 A132809 * A132811 A132812 A132813


KEYWORD

easy,nonn


AUTHOR

Enoch Haga, Sep 01 2007


EXTENSIONS

The example does not match the sequence. Also the offset for all of this bunch of sequences should probably be 1.  N. J. A. Sloane, Sep 13 2007
Edited by R. J. Mathar, Nov 27 2007


STATUS

approved



