Pseudoprimes n to base 2 such that n+2 and n+4 are primes.

Terms

a(0) =87249a(1) =831405a(2) =1489665a(3) =2113665a(4) =31880577a(5) =81612105a(6) =84028407a(7) =86559045a(8) =274014885a(9) =1778357505a(10) =1853263365a(11) =2276082537a(12) =9090685605a(13) =12300409857a(14) =43620860865a(15) =69654751377a(16) =248342283645a(17) =634038307449a(18) =848282877345