a(n) = prime((a(n-1) + a(n-2)) / 2) for n>1, with a(0) = 3, a(1) = 5.

A225504

a(n) = prime((a(n-1) + a(n-2)) / 2) for n>1, with a(0) = 3, a(1) = 5.

Terms

    a(0) =3a(1) =5a(2) =7a(3) =13a(4) =29a(5) =73a(6) =233a(7) =883a(8) =4049a(9) =22013a(10) =140269a(11) =1036183a(12) =8771489a(13) =84270997a(14) =910550899a(15) =10977409981a(16) =146618640533

External references