Primes of the form (1 + x)^y + (-x)^y where y is a divisor of x.

Terms

a(0) =13a(1) =37a(2) =41a(3) =127a(4) =271a(5) =313a(6) =421a(7) =881a(8) =1013a(9) =1201a(10) =1801a(11) =1861a(12) =2113a(13) =2269a(14) =2381a(15) =2791a(16) =3613a(17) =4651a(18) =5101a(19) =5419a(20) =6211a(21) =7057a(22) =7321a(23) =9941a(24) =10513a(25) =10657a(26) =12097a(27) =13267a(28) =13613a(29) =14281