%I A111293
%S A111293 7,1,8,8,0,8,2,7,2,8,9,7,6,0,3,2,7,0,2,0,8,2,1,9,4,3,4,5,1,2,4,7,5,8,7,
%T A111293 1,8,5,5,9,3,0,1,7,6,3,9,6,8,4,3,7,1,6,2,4,1,0,0,3,5,6,9,9,4,2,3,4,3,8,
%U A111293 4,0,3,8,7,1,8,6,3,8,1,2,8,5,6,9,8,4,1,9,0,6,2,9,9,0,7,8,8,2,4,7,8,6,0
%N A111293 Decimal expansion of Pi! (or Gamma(Pi+1)).
%C A111293 Some curiosities: Gamma(Pi) = 2.2880377953400324179595889... c = Pi! 
               - Gamma(Pi)= (Pi-1)*Gamma(Pi) = 4.900044933636000284122605... c - 
               4.9 = .0000449336360002841226054360645... d = 20+Pi-exp(Pi) = .00090002081052423273355701533095550... 
               d/(c-4.9) = 20.030001812418246261112320495414095... d/(c-4.9) - 20 
               = .0300018124182462611123204954140952... (d/(c-4.9) - 20)^2 = .000900108748379635566119435708756... 
               (Pi!)^2 = 51.66853331860352960055302... 3*(Pi!)^2 = 155.005599955810588801659... 
               3*(Pi!)^2/Pi^3 = 4.999168444313570423878747...
%e A111293 7.188082728976032702082194345124758718559301763968437162410035699423438403
%o A111293 (PARI) \p 110; x=gamma(Pi+1);y=x/10^ceil(log(x)/log(10)); for(n=1,110,
               z=y*10;w=floor(z);print1(w,",");y=z-w)
%Y A111293 Cf. A000796 A111197.
%Y A111293 Sequence in context: A145963 A153625 A011100 this_sequence A019661 A069609 
               A019855
%Y A111293 Adjacent sequences: A111290 A111291 A111292 this_sequence A111294 A111295 
               A111296
%K A111293 cons,nonn
%O A111293 1,1
%A A111293 Gerald McGarvey (gerald.mcgarvey(AT)comcast.net), Nov 01 2005