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

1, 2, 3, 6, 9, 54, 63, 3402, 3465, 11787930, 11791395, 138996138862350, 138996150653745, 19319928257600060753067000750, 19319928257600199749217654495, 373259627878816004843210480238884928715510929499405871250

Offset: 1

Author

Amarnath Murthy, Nov 20 2002

Keywords

• nonn

Crossrefs

Cf. A039941, A248479.

Extensions

More terms from Sascha Kurz, Jan 04 2003

Edited by N. J. A. Sloane, May 21 2008 at the suggestion of R. J. Mathar

Offset corrected from 0 to 1 by Antti Karttunen, Oct 26 2014