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A077753 a(1) = 1, a(2) = 2, a(2n) = a(2n-1)*a(2n-2), a(2n+1)= a(2n-1) + a(2n). 3

%I #24 May 20 2017 20:15:27

%S 1,2,3,6,9,54,63,3402,3465,11787930,11791395,138996138862350,

%T 138996150653745,19319928257600060753067000750,

%U 19319928257600199749217654495,373259627878816004843210480238884928715510929499405871250

%N a(1) = 1, a(2) = 2, a(2n) = a(2n-1)*a(2n-2), a(2n+1)= a(2n-1) + a(2n).

%Y Cf. A039941, A248479.

%K nonn

%O 1,2

%A _Amarnath Murthy_, Nov 20 2002

%E More terms from _Sascha Kurz_, Jan 04 2003

%E Edited by _N. J. A. Sloane_, May 21 2008 at the suggestion of _R. J. Mathar_

%E Offset corrected from 0 to 1 by _Antti Karttunen_, Oct 26 2014

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)