id:A115215 - OEIS Search Results

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Sequence obtained by reading the triangles shown below by diagonals.

+0
2

1, 1, 3, 2, 1, 3, 6, 2, 5, 4, 1, 3, 6, 10, 2, 5, 9, 4, 8, 7, 1, 3, 6, 10, 15, 2, 5, 9, 14, 4, 8, 13, 7, 12, 11, 1, 3, 6, 10, 15, 21, 2, 5, 9, 14, 20, 4, 5, 8, 13, 19, 7, 12, 18, 11, 17, 16, 1, 3, 6, 10, 15, 21, 28, 2, 5, 9, 14, 20, 27, 4, 8, 13, 19, 26, 7, 12, 18, 25, 11, 17, 24, 16, 23, 22 (list; table; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`1` `1` `2 3` `1` `2 3` `4 5 6` `1` `2 3` `4 5 6` `7 8 9 10` `1` `2 3` `4 5 6` `7 8 9 10` `11 12 13 14 15`
	CROSSREFS	`See A124171 for another version.` `Sequence in context: A081248 A129690 A035572 this_sequence A089942 A097409 A078268` `Adjacent sequences: A115212 A115213 A115214 this_sequence A115216 A115217 A115218`
	KEYWORD	`nonn,tabl`
	AUTHOR	`Colm Mulcahy (colm(AT)spelman.edu), Dec 05 2006`
	EXTENSIONS	`More terms from Jonathan R. Love (japanada11(AT)yahoo.ca), Mar 07 2007`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research