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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
OFFSET
1,1
CROSSREFS
KEYWORD
nonn
AUTHOR
Ray Chandler, Feb 22 2004
EXTENSIONS
a(6)-a(22) from Donovan Johnson, Nov 26 2008
STATUS
approved