id:A057543 - OEIS Search Results

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Maximum cycle length (orbit size) in the rotation permutation of 2n non-crossing handshakes.

+0
9

1, 1, 2, 3, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`I.e. in permutations A057501 and A057502, the longest cycle among all cycles between the A014138[n-2]+1th and A014138[n-1]th terms.`
	FORMULA	`a(0)=1, a(1)=1, a(2)=2, a(3)=3, a(n)=2n`
	CROSSREFS	`Cf. A057542, A057544, A057545.` `Sequence in context: A008522 A028732 A028751 this_sequence A000059 A097053 A132327` `Adjacent sequences: A057540 A057541 A057542 this_sequence A057544 A057545 A057546`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen Sep 07 2000`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.