Primes of the form m*rad(m)+1, where rad = A007947 (squarefree kernel).

Terms

a(0) =2a(1) =5a(2) =17a(3) =37a(4) =73a(5) =101a(6) =109a(7) =197a(8) =257a(9) =401a(10) =433a(11) =577a(12) =677a(13) =1153a(14) =1297a(15) =1373a(16) =1601a(17) =1801a(18) =2593a(19) =2917a(20) =3137a(21) =3457a(22) =3529a(23) =3889a(24) =4001a(25) =4357a(26) =5477a(27) =7057a(28) =8101a(29) =8713