login
Squares of the form p*q + p + q + 2, where p and q are primes.
1

%I #4 Mar 30 2012 18:40:02

%S 25,49,81,121,169,289,361,441,529,625,729,841,961,1089,1225,1369,1521,

%T 1681,1849,2209,2401,2809,3025,3249,3481,3721,3969,4225,4489,5041,

%U 5329,5929,6241,6889,7225,7921,8281,8649,9025,9409,10201,10609,11449,11881

%N Squares of the form p*q + p + q + 2, where p and q are primes.

%C Includes A108604 squares of greater twin primes and A110013 squares of form 4p+5 where p is prime (q=3).

%Y Cf. A108604, A110013, A110487.

%K nonn

%O 1,1

%A _Giovanni Teofilatto_, Sep 10 2005

%E Edited by _Ray Chandler_, Sep 13 2005