a(n) = prime(a(n-1)) + abs(prime(n)-a(n-1)).

A086912

a(n) = prime(a(n-1)) + abs(prime(n)-a(n-1)).

Terms

    a(0) =1a(1) =4a(2) =8a(3) =20a(4) =80a(5) =476a(6) =3832a(7) =39886a(8) =518314a(9) =8177364a(10) =153154356a(11) =3343378690a(12) =83803337868

External references