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A092004 Numbers that can be expressed as the difference of the squares of primes in exactly eight distinct ways. 0
7728, 17160, 25080, 26040, 30360, 35112, 42840, 50160, 53592, 56760, 63840, 65520, 67320, 68640, 79800, 90480, 93912, 95880, 98280, 105672, 106680, 112560, 120360, 135408, 135960, 139080, 139128, 140448, 148512, 150360, 154440, 158928 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..32.

EXAMPLE

7728 = 97^2-41^2 = 107^2-61^2 = 113^2-71^2 = 173^2-149^2 =

283^2-269^2 = 487^2-479^2 = 647^2-641^2 = 1933^2-1931^2

CROSSREFS

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

Sequence in context: A253923 A259832 A202597 * A278019 A146960 A179574

Adjacent sequences:  A092001 A092002 A092003 * A092005 A092006 A092007

KEYWORD

nonn

AUTHOR

Ray Chandler, Feb 22 2004

STATUS

approved

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Last modified December 7 13:08 EST 2021. Contains 349581 sequences. (Running on oeis4.)