A163269 - OEIS

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A163269 as a triangular array

1

1 2

1 6 3

1 20 19 4

1 70 141 44 5

1 252 1107 580 85 6

1 924 8953 8092 1751 146 7

1 3432 73789 116304 38165 4332 231 8

1 12870 616227 1703636 856945 135954 9331 344 9

1 48620 5196627 25288120 19611175 4395456

A163269 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`6`	`20`	`70`	`252`	`924`	`3432`	`12870`	`48620`
`3`	`19`	`141`	`1107`	`8953`	`73789`	`616227`	`5196627`
`4`	`44`	`580`	`8092`	`116304`	`1703636`	`25288120`
`5`	`85`	`1751`	`38165`	`856945`	`19611175`
`6`	`146`	`4332`	`135954`	`4395456`
`7`	`231`	`9331`
`8`	`344`
`9`

A163269 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`6`	`20`	`70`	`252`	`924`	`3432`	`12870`	`48620`
		`3`	`19`	`141`	`1107`	`8953`	`73789`	`616227`	`5196627`
			`4`	`44`	`580`	`8092`	`116304`	`1703636`	`25288120`
				`5`	`85`	`1751`	`38165`	`856945`	`19611175`
					`6`	`146`	`4332`	`135954`	`4395456`
						`7`	`231`	`9331`
							`8`	`344`
								`9`

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Last modified June 5 12:10 EDT 2024. Contains 373105 sequences. (Running on oeis4.)