a(n) = prime(n+3) - prime(n).

Terms

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