Primes of form (k+1)^5 - k^5 = A022521(k).

Terms

a(0) =31a(1) =211a(2) =4651a(3) =61051a(4) =371281a(5) =723901a(6) =1803001a(7) =2861461a(8) =4329151a(9) =4925281a(10) =7086451a(11) =7944301a(12) =14835031a(13) =19611901a(14) =23382031a(15) =44119351a(16) =54664711a(17) =86548801a(18) =97792531a(19) =162478501a(20) =189882031a(21) =267217051a(22) =293109961a(23) =306740281a(24) =490099501