A299249 - OEIS

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A299249 as a triangular array

1

1 1

1 5 1

1 7 7 1

1 18 6 18 1

1 31 18 18 31 1

1 65 30 55 30 65 1

1 130 87 192 192 87 130 1

1 253 202 652 1095 652 202 253 1

1 519 526 2002 5042 5042 2002 526 519 1

1 1018 1449 6741 21251 35320 21251 6741 1449

A299249 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`5`	`7`	`18`	`31`	`65`	`130`	`253`	`519`	`1018`
`1`	`7`	`6`	`18`	`30`	`87`	`202`	`526`	`1449`
`1`	`18`	`18`	`55`	`192`	`652`	`2002`	`6741`
`1`	`31`	`30`	`192`	`1095`	`5042`	`21251`
`1`	`65`	`87`	`652`	`5042`	`35320`
`1`	`130`	`202`	`2002`	`21251`
`1`	`253`	`526`	`6741`
`1`	`519`	`1449`
`1`

A299249 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`5`	`7`	`18`	`31`	`65`	`130`	`253`	`519`	`1018`
		`1`	`7`	`6`	`18`	`30`	`87`	`202`	`526`	`1449`
			`1`	`18`	`18`	`55`	`192`	`652`	`2002`	`6741`
				`1`	`31`	`30`	`192`	`1095`	`5042`	`21251`
					`1`	`65`	`87`	`652`	`5042`	`35320`
						`1`	`130`	`202`	`2002`	`21251`
							`1`	`253`	`526`	`6741`
								`1`	`519`	`1449`
									`1`

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Last modified June 4 23:50 EDT 2023. Contains 363130 sequences. (Running on oeis4.)