Search: id:A133376
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%I A133376
%S A133376 2,8,4096,1152921504606846976,
%T A133376 2348542582773833227889480596789337027375682548908319870707290971532209025114608443463698998384768703031934976\
               
%N A133376 a(n)=(...(2^3)^4)^...)^n
%C A133376 Another kind of exponential factorial.
%C A133376 See cross-references for other possible definition of exponential factorials. 
               Some other terms of the sequence can be computed, but they are quite 
               large and it wouldn't be very convenient to display them.
%e A133376 a(4)=4096, as (2^3)^4=4096
%p A133376 expfact:=proc(n::integer) > local i,res; > res:=2; > for i from 3 to 
               n do res:=(res)^i od; > res > end proc;
%Y A133376 Cf. A124075, A049384.
%Y A133376 Sequence in context: A054874 A057841 A135238 this_sequence A160814 A038582 
               A058437
%Y A133376 Adjacent sequences: A133373 A133374 A133375 this_sequence A133377 A133378 
               A133379
%K A133376 base,nonn
%O A133376 2,1
%A A133376 Pierre Karpman (pierre.karpman(AT)laposte.net), Oct 28 2007

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