%I #31 May 26 2012 21:21:10
%S 2,3,43,73,151,157,163,181,277,337,367,373,433,487,601,631,643,727,
%T 757,811,823,937,967,1093,1213,1471,1483,1543,1567,1693,1873,2083,
%U 2137,2281,2341,2383,2647,2671,2953,3307,3313,3517,3607,3847,4003,4441,4447
%N Primes p = prime(n) such that there is k>0 for which prime(n+k) = prime(n) + 4^(k-1).
%e 2=prime(1+1)-4^(1-1)=3-1, 3=prime(2+2)-4^(2-1)=7-4, 43=prime(14+3)-4^(3-1)=59-16, 73=prime(21+3)-4^(3-1)=89-16.
%o (PARI) is_A182217(p)={isprime(p) || return; my(q=p); for(k=0,9, p+4^k==(q=nextprime(q+1)) & return(1))} \\ _M. F. Hasler_, May 20 2012
%o (PARI) for(n=1,9999,for(k=1,9,prime(n+k)-prime(n)==4^(k-1)&!print1(prime(n)",")&break)) \\ _M. F. Hasler_, May 20 2012
%Y Cf. A001223.
%K nonn
%O 1,1
%A _Gerasimov Sergey_, Apr 19 2012