%I #23 Mar 18 2018 08:51:58

%S 0,2,5,13,19,31,41,56,81,103,136,171,201,235,280,335,384,444,505,560,

%T 626,693,772,869,966,1055,1145,1229,1314,1447,1578,1719,1849,2008,

%U 2156,2313,2479,2644,2818,3000,3171,3372,3560,3748,3925,4142,4398,4651,4890

%N Rounded variance of the first n primes, for n > 1.

%H Chai Wah Wu, <a href="/A273462/b273462.txt">Table of n, a(n) for n = 2..10000</a>

%F a(n) = round(Sum_{i=1..n} (prime(i) - Sum_{j=1..n} prime(j)/n)^2/(n - 1)), n > 1.

%t Table[Round[Variance[Prime[Range[j]]]], {j, 2, 50}]

%o (Sage) round(variance(primes_first_n(n))) # _Danny Rorabaugh_, May 25 2016

%Y Cf. A075465, A075471, A272206.

%Y Mean and variance of primes: A301273/A301274, A301275/A301276, A301277, A273462.

%K nonn

%O 2,2

%A _Andres Cicuttin_, May 23 2016