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A132957 a(n) = sqrt(A132956(n)). 4

%I

%S 6,7,6,31,60,13,38,10,372,107,48,95,22,245,84,189,94,293,160,83,200,

%T 31,34,241,84,37,180,653,246,43,86,123,278,73,140,57,198,311,180,891,

%U 704,93,558,65,1150,233,88,429,352,329,238,485,358,307,214,163,346,709,728

%N a(n) = sqrt(A132956(n)).

%H Zak Seidov, <a href="/A132957/b132957.txt">Table of n, a(n) for n = 2..1001</a>

%e a(2)= sqrt(36)=6. a(3)=sqrt(49)=7.

%o (PARI) a(n) = {ip = 1; while (! issquare(v=sum(i=ip, ip+n-1, prime(i))), ip++); sqrtint(v);} \\ _Michel Marcus_, Jun 08 2014

%Y Cf. A132955, A132956.

%K easy,nonn

%O 2,1

%A _Enoch Haga_, Sep 06 2007

%E Definition simplified, offset set to 2 by _R. J. Mathar_, Oct 30 2009

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Last modified October 21 23:34 EDT 2021. Contains 348160 sequences. (Running on oeis4.)