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A114742 Value of k pertaining to A114741. 1

%I #10 Mar 04 2018 03:16:08

%S 4,4,4,6,4,6,10,2,6,4,8,8,6,22,18,4,194,26,1352,20,5046,16,8070,18,

%T 44532,232,205862,14,188540,80,682452,34,553220,72,3310756,78,

%U 31907920,60,147850530,82,174357156,6,120995076,6,37671114,22,15590712,34

%N Value of k pertaining to A114741.

%F a(n) = (A114741(n+1) + A114741(n+2))/A114741(n).

%o (PARI) { P=Set([2,3]); u=2; v=3; for(i=1,100, k=ceil(v/u); while( !ispseudoprime(t=k*u-v) || setsearch(P,t), k++); P=setunion(P,Set([t])); u=v; v=t; print1(k,", ") ) } \\ _Max Alekseyev_, Dec 13 2011

%Y Cf. A114741.

%K nonn

%O 1,1

%A _Amarnath Murthy_, Nov 15 2005

%E More terms from _Franklin T. Adams-Watters_, Jul 17 2006

%E More terms from _Max Alekseyev_, Dec 13 2011

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)