id:A087470 - OEIS Search Results

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a(n) = number of the row (counting from initial row 1) of the array R in A087468 that contains n.

+0
2

1, 2, 1, 3, 2, 4, 1, 3, 5, 2, 4, 1, 6, 3, 5, 2, 7, 4, 1, 6, 3, 8, 5, 2, 7, 4, 1, 9, 6, 3, 8, 5, 2, 10, 7, 4, 1, 9, 6, 3, 11, 8, 5, 2, 10, 7, 4, 1, 12, 9, 6, 3, 11, 8, 5, 2, 13, 10, 7, 4, 1, 12, 9, 6, 3, 14, 11, 8, 5, 2, 13, 10, 7, 4, 1, 15, 12, 9, 6, 3, 14, 11, 8, 5, 2, 16, 13, 10, 7, 4, 1, 15, 12, 9, 6 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`A fractal sequence.`
	LINKS	`Clark Kimberling and John E. Brown, Partial Complements and Transposable Dispersions, J. Integer Seqs., Vol. 7, 2004.`
	EXAMPLE	`Northwest corner of R:` `1 3 7 12 19` `2 5 10 16 24` `4 8 14 21 30` `6 11 18 26 36` `9 15 23 32 43` `a(11)=4 because 11 is in row 4.`
	CROSSREFS	`Cf. A087468, A087469.` `Sequence in context: A156061 A124172 A058933 this_sequence A158456 A084531 A023129` `Adjacent sequences: A087467 A087468 A087469 this_sequence A087471 A087472 A087473`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu), Sep 09 2003`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

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