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A087668 Indices of records in A087664. 3

%I #19 Mar 30 2012 17:38:51

%S 8,9,11,13,15,133,2317,39845,108167,46779959,70246181,248897669,

%T 452691117,1137506437,3089581031

%N Indices of records in A087664.

%C No other terms below 10^10.

%o (PARI) A087664(n)={ local(x,s) ; x=n/4 ; s=0 ; while( type(x)!="t_INT", x *= floor(x) ; s++ ; ) ; return(s) ; } { rec=-1 ; for(n=8,1000000, a=A087664(n) ; if(a>rec, rec=a ; print(n) ; ) ; ) ; } - _R. J. Mathar_, Nov 25 2006

%Y Cf. A087664, A087667.

%K nonn,more

%O 1,1

%A _N. J. A. Sloane_, Sep 27 2003

%E More terms from _R. J. Mathar_, Nov 25 2006

%E a(9)-a(15) from _Max Alekseyev_, Jul 30 2011

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Last modified April 25 16:45 EDT 2024. Contains 371989 sequences. (Running on oeis4.)