The densest possibly infinite sequence of primes of the form a(n) = floor[A^(C^n)] for A < 2. The density parameter C here approaches its minimal possible value C_0 = 1.2209864... (A117739), while the corresponding value of A is 1.8252076... (A243370).
A243358
The densest possibly infinite sequence of primes of the form a(n) = floor[A^(C^n)] for A < 2. The density parameter C here approaches its minimal possible value C_0 = 1.2209864... (A117739), while the corresponding value of A is 1.8252076... (A243370).
Terms
- a(0) =2a(1) =2a(2) =2a(3) =3a(4) =5a(5) =7a(6) =11a(7) =19a(8) =37a(9) =83a(10) =223a(11) =739a(12) =3181a(13) =18911a(14) =166657a(15) =2375617a(16) =60916697a(17) =3199316947a(18) =403223394631
External references
- oeis: A243358