A123346 - OEIS

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A123346 as a triangular array

1

2 1

5 3 2

15 10 7 5

52 37 27 20 15

203 151 114 87 67 52

877 674 523 409 322 255 203

4140 3263 2589 2066 1657 1335 1080 877

21147 17007 13744 11155 9089 7432 6097 5017 4140

115975 94828 77821 64077 52922 43833 36401 30304 25287 21147

A123346 as a square array

`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
`1`	`3`	`10`	`37`	`151`	`674`	`3263`	`17007`	`94828`
`2`	`7`	`27`	`114`	`523`	`2589`	`13744`	`77821`
`5`	`20`	`87`	`409`	`2066`	`11155`	`64077`
`15`	`67`	`322`	`1657`	`9089`	`52922`
`52`	`255`	`1335`	`7432`	`43833`
`203`	`1080`	`6097`	`36401`
`877`	`5017`	`30304`
`4140`	`25287`
`21147`

A123346 as an upper right triangle

`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
	`1`	`3`	`10`	`37`	`151`	`674`	`3263`	`17007`	`94828`
		`2`	`7`	`27`	`114`	`523`	`2589`	`13744`	`77821`
			`5`	`20`	`87`	`409`	`2066`	`11155`	`64077`
				`15`	`67`	`322`	`1657`	`9089`	`52922`
					`52`	`255`	`1335`	`7432`	`43833`
						`203`	`1080`	`6097`	`36401`
							`877`	`5017`	`30304`
								`4140`	`25287`
									`21147`

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Last modified April 25 10:51 EDT 2024. Contains 371967 sequences. (Running on oeis4.)