id:A047904 - OEIS Search Results

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a(n+1) = a(n) + n (if n is odd), a(n+1) = a(n) * n (if n is even).

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1, 2, 4, 7, 28, 33, 198, 205, 1640, 1649, 16490, 16501, 198012, 198025, 2772350, 2772365, 44357840, 44357857, 798441426, 798441445, 15968828900, 15968828921, 351314236262, 351314236285, 8431541670840, 8431541670865, 219220083442490 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Cf. A000124.` `Adjacent sequences: A047901 A047902 A047903 this_sequence A047905 A047906 A047907` `Sequence in context: A036440 A103001 A065846 this_sequence A102118 A102119 A102121`
	KEYWORD	`easy,nice,nonn`
	AUTHOR	`Miklos SZABO (mike(AT)ludens.elte.hu)`

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.

AT&T Labs Research