id:A050108 - OEIS Search Results

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a(n)=[ a(n-1)/4 ] if this is not among 0,a(1),...,a(n-2), else a(n)=5*a(n-1).

+0
7

1, 5, 25, 6, 30, 7, 35, 8, 2, 10, 50, 12, 3, 15, 75, 18, 4, 20, 100, 500, 125, 31, 155, 38, 9, 45, 11, 55, 13, 65, 16, 80, 400, 2000, 10000, 2500, 625, 156, 39, 195, 48, 240, 60, 300, 1500, 375, 93, 23, 115, 28, 140, 700, 175, 43, 215 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A142725 A070387 A123748 this_sequence A070386 A050084 A070379` `Adjacent sequences: A050105 A050106 A050107 this_sequence A050109 A050110 A050111`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research