Fixed point of "k -> k/2 or (k-1)/2 until result is prime", starting with prime(n)+1.

Terms

a(0) =3a(1) =2a(2) =3a(3) =2a(4) =3a(5) =7a(6) =2a(7) =5a(8) =3a(9) =7a(10) =2a(11) =19a(12) =5a(13) =11a(14) =3a(15) =13a(16) =7a(17) =31a(18) =17a(19) =2a(20) =37a(21) =5a(22) =5a(23) =11a(24) =3a(25) =3a(26) =13a(27) =13a(28) =13a(29) =7