A161380 - OEIS

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A161380 as a triangular array

1

1 3

1 7 13

1 27 53 79

1 159 317 475 633

1 1267 2533 3799 5065 6331

1 12663 25325 37987 50649 63311 75973

1 151947 303893 455839 607785 759731 911677 1063623

1 2127247 4254493 6381739 8508985 10636231

A161380 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`3`	`7`	`27`	`159`	`1267`	`12663`	`151947`	`2127247`
`13`	`53`	`317`	`2533`	`25325`	`303893`	`4254493`
`79`	`475`	`3799`	`37987`	`455839`	`6381739`
`633`	`5065`	`50649`	`607785`	`8508985`
`6331`	`63311`	`759731`	`10636231`
`75973`	`911677`
`1063623`

A161380 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`3`	`7`	`27`	`159`	`1267`	`12663`	`151947`	`2127247`
		`13`	`53`	`317`	`2533`	`25325`	`303893`	`4254493`
			`79`	`475`	`3799`	`37987`	`455839`	`6381739`
				`633`	`5065`	`50649`	`607785`	`8508985`
					`6331`	`63311`	`759731`	`10636231`
						`75973`	`911677`
							`1063623`

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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)