Primes of the form (p^k+1)/2 where p is prime and k > 1.

Terms

a(0) =5a(1) =13a(2) =41a(3) =61a(4) =181a(5) =313a(6) =421a(7) =1201a(8) =1741a(9) =1861a(10) =2521a(11) =3121a(12) =5101a(13) =7321a(14) =8581a(15) =9661a(16) =14281a(17) =16381a(18) =19801a(19) =36721a(20) =41761a(21) =60901a(22) =71821a(23) =83641a(24) =100801a(25) =106261a(26) =135721a(27) =139921a(28) =161881a(29) =163021