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Decimal expansion of Zeta(Zeta(7)).
0

%I #13 Mar 19 2024 16:15:30

%S 1,2,0,3,4,8,6,6,7,4,2,7,6,0,4,2,1,4,6,1,1,6,3,3,9,3,2,4,1,3,3,2,9,1,

%T 1,2,3,0,6,9,8,6,7,5,3,9,9,2,7,2,5,9,4,1,9,6,1,8,7,1,5,2,4,6,4,7,8,4,

%U 8,6,0,2,6,5,9,6,0,2,2,6,7,9,3,7,9,7,9,7,6,8,2,5,3,8,8,9,2,3,0

%N Decimal expansion of Zeta(Zeta(7)).

%H <a href="/wiki/Index_to_constants#Start_of_section_Z">Index entries for constants related to Zeta</a>

%F Zeta(s) = Sum(1/n^s, n=1, 2, ..inf).

%e 120.3486674276042146...

%t First[RealDigits[Zeta[Zeta[7]], 10, 100]] (* _Paolo Xausa_, Mar 19 2024 *)

%o (PARI) zeta2(v,n) = \ v = value, n=number of places { local(y,x,l,z1); z1=zeta(v); l=length(Str(floor(z1))); \ length of the integer part y=Vec(Str(z1)); for(x=1,l, \ to the left of decimal point print1(y[x]","); ); for(x=l+2,n,print1(y[x]",") \ to the right of the decimal point ) }

%Y Cf. A013665.

%K easy,nonn,cons

%O 3,2

%A _Cino Hilliard_, Sep 30 2005