Search: id:A152417
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%I A152417
%S A152417 0,1,3,31,78,781,1953,19531,48828,488281,1220703,12207031,30517578,
%T A152417 305175781,762939453,7629394531,19073486328,190734863281,476837158203,
%U A152417 4768371582031,11920928955078,119209289550781,298023223876953
%N A152417 A fives sequence: a(n)=(5^n - 1)/(2^(3 - Mod[n, 2])).
%F A152417 a(n)=(5^n - 1)/(2^(3 - Mod[n, 2])).
%t A152417 a[n_] := (5^n - 1)/(2^(3 - Mod[n, 2]));
%t A152417 Table[a[n], {n, 0, 30}]
%Y A152417 A003462
%Y A152417 Sequence in context: A062616 A031916 A137185 this_sequence A077547 A104312 
               A107197
%Y A152417 Adjacent sequences: A152414 A152415 A152416 this_sequence A152418 A152419 
               A152420
%K A152417 nonn
%O A152417 0,3
%A A152417 Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Dec 03 2008

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