A092007 - OEIS

A092007

Numbers that can be expressed as the difference of the squares of primes in exactly eleven distinct ways.

10920, 14280, 18480, 24360, 31920, 36120, 37128, 46200, 48048, 62832, 64680, 144480, 194712, 251160, 338520, 466032, 556920, 622440, 628320, 683760, 734160, 753480, 789360, 794640, 797160, 829920, 850080, 852720, 871080, 880440, 888888

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

EXAMPLE

10920 = 107^2-23^2 = 109^2-31^2 = 113^2-43^2 = 131^2-79^2 =

151^2-109^2 = 197^2-167^2 = 223^2-197^2 = 283^2-263^2 = 397^2-383^2 =

461^2-449^2 = 2731^2-2729^2

CROSSREFS

Cf. A090781, A090782, A090788, A092000-A092020.

Sequence in context: A065322 A166261 A089381 * A043581 A130663 A045156

Adjacent sequences: A092004 A092005 A092006 * A092008 A092009 A092010

KEYWORD

nonn

AUTHOR

Ray Chandler, Feb 22 2004

STATUS

approved