Primes p such that psi(p+1) = psi(p+2).

Terms

a(0) =3a(1) =7a(2) =13a(3) =31a(4) =43a(5) =61a(6) =607a(7) =1033a(8) =1483a(9) =4993a(10) =14143a(11) =33997a(12) =36373a(13) =37663a(14) =56923a(15) =71263a(16) =72673a(17) =89017a(18) =102523a(19) =160081a(20) =177283a(21) =289453a(22) =417337a(23) =640231a(24) =652903a(25) =811183a(26) =822391a(27) =1103353a(28) =1642153a(29) =1865827