id:A090298 - OEIS Search Results

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Permutation of natural numbers generated by 5-rowed array shown below.

+0
7

1, 9, 2, 11, 8, 3, 19, 12, 7, 4, 21, 18, 13, 6, 5, 29, 22, 17, 14, 10, 31, 28, 23, 16, 15, 39, 32, 27, 24, 20, 41, 38, 33, 26, 25, 49, 42, 37, 34, 30, 51, 48, 43, 36, 35, 59, 52, 47, 44, 40, 61, 58, 53, 46, 45, 69, 62, 57, 54, 50, 71, 68, 63, 56, 55, 79, 72, 67, 64, 60, 81, 78 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`1 9 11 19 21 29 31 39... (A090771)` `2 8 12 18 22 28 32 38... (A090772)` `3 7 13 17 23 27 33 37... (A063226 or A063239)` `4 6 14 16 24 26 34 36... (A090773)` `5 10 15 20 25 30 35 40... (A008587, excluding initial term)`
	CROSSREFS	`Cf. A088520, A090243.` `Adjacent sequences: A090295 A090296 A090297 this_sequence A090299 A090300 A090301` `Sequence in context: A073007 A021919 A078127 this_sequence A094581 A040080 A098289`
	KEYWORD	`easy,nonn`
	AUTHOR	`Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Jan 25 2004`
	EXTENSIONS	`More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Feb 01 2004`

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

AT&T Labs Research