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A090782 Numbers that can be expressed as the difference of the squares of primes in just three distinct ways. 24

%I #4 Mar 30 2012 17:29:14

%S 120,168,312,408,480,552,600,672,720,1008,1200,1800,2160,2472,2832,

%T 2880,3312,3672,4560,5040,5640,6120,6480,6528,7248,7320,7752,7872,

%U 8160,8352,8400,8712,8880,9048,9768,9960,10032,10200,10320,10488,10608,10848

%N Numbers that can be expressed as the difference of the squares of primes in just three distinct ways.

%e 120 = 13^2-7^2 = 17^2-13^2 = 31^2-29^2.

%Y Cf. A078667, A090788, A090781.

%K nonn

%O 1,1

%A _Ray Chandler_, Feb 14 2004

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)