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A055937 a(n) = a(n-1)*a(n-2)-1. 2
2, 2, 3, 5, 14, 69, 965, 66584, 64253559, 4278258972455, 274893365303916717344, 1176065006579831683931038116759519, 323292467474902888912311701915651931811127805144397535 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

a=2; b=2; lst={a, b}; Do[AppendTo[lst, c=a*b-1]; a=b; b=c, {n, 15}]; lst (*From Vladimir Joseph Stephan Orlovsky (4vladimir(AT)gmail.com), 23 Nov 2010*)

CROSSREFS

Sequence in context: A111264 A065994 A152446 * A090255 A080669 A099205

Adjacent sequences:  A055934 A055935 A055936 * A055938 A055939 A055940

KEYWORD

easy,nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Jul 05 2000

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Last modified February 15 09:49 EST 2012. Contains 205763 sequences.