Primes of a056240-type 3.

Terms

a(0) =4327a(1) =6947a(2) =7283a(3) =7993a(4) =11863a(5) =12143a(6) =14591a(7) =15859a(8) =18583a(9) =18617a(10) =18839a(11) =18947a(12) =19661a(13) =20593a(14) =21059a(15) =21313a(16) =22853a(17) =29567a(18) =29917a(19) =31307a(20) =32531a(21) =32831a(22) =35023a(23) =35491a(24) =35671a(25) =39499a(26) =39659a(27) =40343a(28) =41579a(29) =42821