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A064496 Values of n such that 4j = np+1 where p = 8x+1, x integer, p prime and j mod 3 = 0. +0
1
7, 7, 11, 7, 11, 7, 7, 11, 7, 11, 7, 7, 11, 11, 7, 7, 11, 11, 7, 11, 7, 7, 11, 7, 11, 7, 7, 11, 7, 11, 7, 11, 7, 7, 7, 11, 7, 7, 11, 11, 7, 7, 11, 11, 7, 11, 7, 11, 7, 11, 11, 7, 7, 7, 7, 11, 11, 7, 7, 11, 11, 11, 7, 7, 11, 7, 11, 11, 11, 11, 7, 7, 11 (list; graph; listen)
OFFSET

0,1

LINKS

H. Mishima, Overview of "Mathematician's Secret Room"

EXAMPLE

E.g. x=2 gives p=17. 4j=17p+1 implies n is 7 and j is 30. The values that give 7 form the basis for solutions for the Erdos-Strauss conjecture: 4/n=1/a+1/b+1/c for n >= 2, a,b,c>0 and integers.

CROSSREFS

Sequence in context: A103569 A094460 A070642 this_sequence A084513 A084523 A053673

Adjacent sequences: A064493 A064494 A064495 this_sequence A064497 A064498 A064499

KEYWORD

nonn

AUTHOR

Jon Perry (perry(AT)globalnet.co.uk), Oct 05 2001

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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