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A092020 Numbers that can be expressed as the difference of the squares of primes in exactly twenty-four distinct ways. 21
5383560, 5811960, 6126120, 8410920, 9110640, 10581480, 11124120, 11411400, 13573560, 14894880, 16936920, 18976440, 19503120, 19838280, 20060040, 23589720, 24929520, 28930440, 29004360, 29789760, 30084600, 31143840 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A090781, A090782, A090788, A092000-A092019.

Sequence in context: A115960 A186014 A022258 * A029822 A125832 A206325

Adjacent sequences:  A092017 A092018 A092019 * A092021 A092022 A092023

KEYWORD

nonn

AUTHOR

Ray Chandler (rayjchandler(AT)sbcglobal.net), Feb 22 2004

EXTENSIONS

a(6)-a(22) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Nov 26 2008

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Last modified February 16 20:01 EST 2012. Contains 205955 sequences.