id:A126305 - OEIS Search Results

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a(n) = number of nodes with even distance to the root in the n-th plane general tree encoded by A014486(n). The root node itself is also included.

+0
4

1, 1, 1, 2, 1, 2, 2, 3, 2, 1, 2, 2, 3, 2, 2, 3, 3, 4, 3, 2, 3, 2, 3, 1, 2, 2, 3, 2, 2, 3, 3, 4, 3, 2, 3, 2, 3, 2, 3, 3, 4, 3, 3, 4, 4, 5, 4, 3, 4, 3, 4, 2, 3, 3, 4, 3, 2, 3, 2, 3, 3, 4, 3, 4, 3, 1, 2, 2, 3, 2, 2, 3, 3, 4, 3, 2, 3, 2, 3, 2, 3, 3, 4, 3, 3, 4, 4, 5, 4, 3, 4, 3, 4, 2, 3, 3, 4, 3, 2, 3, 2, 3 (list; graph; listen)

	OFFSET	`0,4`
	CROSSREFS	`a(n) = A126304(n)+1 = A072643(n)-A126303(n). a(n) = A057514(A125982(n)) for all n >=1.` `Sequence in context: A131085 A134192 A060426 this_sequence A088431 A052304 A049874` `Adjacent sequences: A126302 A126303 A126304 this_sequence A126306 A126307 A126308`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (His-Firstname.His-Surname(AT)gmail.com), Jan 02 2007`

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Last modified September 6 09:40 EDT 2008. Contains 143480 sequences.

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