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A092001 Numbers that can be expressed as the difference of the squares of primes in exactly five distinct ways. 1
1560, 2640, 3120, 4200, 5928, 6072, 6840, 7560, 7800, 10080, 10560, 11400, 11760, 12240, 12600, 13440, 15288, 15600, 15840, 17808, 20592, 20832, 21120, 21528, 21912, 22848, 25680, 25872, 26208, 27840, 29232, 29400, 29640, 30192, 30240 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..35.

EXAMPLE

1560 = 41^2-11^2 = 43^2-17^2 = 71^2-59^2 = 83^2-73^2 =

197^2-193^2

CROSSREFS

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

Sequence in context: A186393 A025026 A302057 * A069475 A158773 A259303

Adjacent sequences:  A091998 A091999 A092000 * A092002 A092003 A092004

KEYWORD

nonn

AUTHOR

Ray Chandler, Feb 22 2004

STATUS

approved

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Last modified July 20 11:28 EDT 2019. Contains 325180 sequences. (Running on oeis4.)