id:A104700 - OEIS Search Results

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

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1, 2, 2, 4, 8, 12, 96, 108, 10368, 10476, 108615168, 108625644, 11798392572168192, 11798392680793836, 139202068568601556987554268864512, 139202068568601568785946949658348 (list; graph; listen)

	OFFSET	`1,2`
	MATHEMATICA	`a[n_] := a[n] = If[ EvenQ[n], a[n - 1] + a[n - 2], a[n - 1]*a[n - 2]]; a[1] = 1; a[2] = 2; Table[a[n], {n, 10}] (from Robert G. Wilson v Mar 19 2005)`
	CROSSREFS	`Cf. A077753.` `Sequence in context: A123024 A079092 A039941 this_sequence A036761 A042979 A000018` `Adjacent sequences: A104697 A104698 A104699 this_sequence A104701 A104702 A104703`
	KEYWORD	`easy,nonn`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Mar 19 2005`

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Last modified December 17 19:39 EST 2009. Contains 170821 sequences.

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