%I #18 Jan 28 2024 18:10:23
%S 25,49,169,361,961,1849,3721,5329,10609,11881,19321,22801,32761,37249,
%T 39601,52441,58081,73441,80089,97969,121801,177241,187489,214369,
%U 273529,326041,361201,383161,413449,436921,657721,677329,687241,737881,779689
%N Squares of the form prime(k)*prime(k+1) + 2*prime(k+1).
%C Squares of greater of twin primes.
%H Winston de Greef, <a href="/A108604/b108604.txt">Table of n, a(n) for n = 1..10000</a>
%F a(n) = A006512(n)^2.
%p ZL:=[]:for p from 1 to 950 do if (isprime(p) and isprime(p+2)) then ZL:=[op(ZL),((p+2)^2)]; fi; od; print(ZL); # _Zerinvary Lajos_, Mar 08 2007
%t Select[Sqrt/@Table[Prime[k]*Prime[k+1]+2Prime[k+1],{k,160}],IntegerQ]^2 (* _James C. McMahon_, Jan 27 2024 *)
%Y Cf. A006512, A108570.
%K easy,nonn
%O 1,1
%A _Giovanni Teofilatto_, Jul 06 2005
%E Corrected and extended by _Ray Chandler_, Jul 10 2005