A118343 - OEIS

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A118343 as a triangular array

1

1 0

1 1 0

1 2 4 0

1 3 9 20 0

1 4 15 48 113 0

1 5 22 85 282 688 0

1 6 30 132 519 1762 4404 0

1 7 39 190 837 3330 11488 29219 0

1 8 49 260 1250 5516 22135 77270 199140 0

1 9 60 343 1773 8461 37404 151089 532239 1385904 0

A118343 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
`0`	`4`	`9`	`15`	`22`	`30`	`39`	`49`	`60`
`0`	`20`	`48`	`85`	`132`	`190`	`260`	`343`
`0`	`113`	`282`	`519`	`837`	`1250`	`1773`
`0`	`688`	`1762`	`3330`	`5516`	`8461`
`0`	`4404`	`11488`	`22135`	`37404`
`0`	`29219`	`77270`	`151089`
`0`	`199140`	`532239`
`0`	`1385904`
`0`

A118343 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
		`0`	`4`	`9`	`15`	`22`	`30`	`39`	`49`	`60`
			`0`	`20`	`48`	`85`	`132`	`190`	`260`	`343`
				`0`	`113`	`282`	`519`	`837`	`1250`	`1773`
					`0`	`688`	`1762`	`3330`	`5516`	`8461`
						`0`	`4404`	`11488`	`22135`	`37404`
							`0`	`29219`	`77270`	`151089`
								`0`	`199140`	`532239`
									`0`	`1385904`
										`0`

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Last modified September 9 15:40 EDT 2024. Contains 375765 sequences. (Running on oeis4.)