a(n) is smallest prime > 7*a(n-1), a(1) = 7.
A065542
a(n) is smallest prime > 7*a(n-1), a(1) = 7.
Terms
- a(0) =7a(1) =53a(2) =373a(3) =2617a(4) =18329a(5) =128311a(6) =898181a(7) =6287273a(8) =44010929a(9) =308076523a(10) =2156535743a(11) =15095750209a(12) =105670251529a(13) =739691760707
External references
- oeis: A065542