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A154880 First prime in a consecutive sequence of 4 primes such that, when taken as ordered x,y pairs, the Cartesian distance between the two points is an integer. 0
2, 67, 239, 241, 283, 331, 547, 577, 769, 829, 1033, 1171, 1399, 1447, 1493, 1601, 1621, 1759, 1933, 2011, 2213, 2243, 2377, 2591, 2609, 2707, 2713, 2749, 2887, 3259, 3511, 3541, 3769, 3793, 3823, 3853, 3911, 4241, 4271, 4373, 4391, 4423, 4651, 4673 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

a(1)=2 because the distance between (2,3) and (5,7) is 5. a(2)=67 because the distance between (67,71) and (73,79) is 10.

CROSSREFS

Sequence in context: A106998 A107214 A174602 * A160958 A046848 A089661

Adjacent sequences:  A154877 A154878 A154879 * A154881 A154882 A154883

KEYWORD

easy,nonn

AUTHOR

Gil Broussard (gilbroussard(AT)bellsouth.net), Jan 16 2009

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Last modified February 14 20:38 EST 2012. Contains 205663 sequences.