a(n) is the fixed point if function A008472 is iterated when started at initial value prime[n]!.

Terms

a(0) =2a(1) =5a(2) =7a(3) =17a(4) =3a(5) =41a(6) =31a(7) =5a(8) =7a(9) =5a(10) =7a(11) =197a(12) =2a(13) =281a(14) =43a(15) =7a(16) =5a(17) =5a(18) =73a(19) =2a(20) =7a(21) =7a(22) =13a(23) =5a(24) =7a(25) =5a(26) =3a(27) =7a(28) =13a(29) =3