Number of primes in the interval [ 1/2 * q(n), 3/2 * q(n) - 1 ] where q(n) is prime(n)#, the n-th primorial.
A065914
Number of primes in the interval [ 1/2 * q(n), 3/2 * q(n) - 1 ] where q(n) is prime(n)#, the n-th primorial.
Terms
- a(0) =1a(1) =3a(2) =8a(3) =38a(4) =294a(5) =2922a(6) =38949a(7) =604764a(8) =11635147a(9) =287020007a(10) =7721129740a(11) =250811981714
External references
- oeis: A065914