id:A083939 - OEIS Search Results

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A014486-encoding of binary trees whose left and right subtree are identical.

+0
2

0, 2, 50, 842, 908, 13610, 13868, 14642, 14900, 15416, 218282, 219308, 222386, 223412, 225464, 234698, 235724, 238802, 239828, 241880, 247010, 248036, 250088, 254192, 3494570, 3498668, 3510962, 3515060, 3523256, 3560138, 3564236, 3576530 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`A. Karttunen, Ten initial terms illustrated in positions 0, 1, 6, 42, 52, 385, 414, 477, 506, 555` `Index entries for encodings of plane rooted trees`
	FORMULA	`a(n) = A014486(A083938(n))`
	CROSSREFS	`Adjacent sequences: A083936 A083937 A083938 this_sequence A083940 A083941 A083942` `Sequence in context: A007511 A016032 A080299 this_sequence A083941 A080263 A088920`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (MyFirstname.MySurname(AT)iki.fi) May 13 2003`

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Last modified October 13 09:05 EDT 2008. Contains 145008 sequences.

AT&T Labs Research