A153658 - OEIS

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A153658 as a triangular array

2

120 120

2 1436 2

2 5038 5038 2

2 5124 70388 5124 2

2 5238 357640 357640 5238 2

2 5384 731806 5783216 731806 5384 2

2 5566 1208610 38702622 38702622 1208610 5566 2

2 5788 1806416 120409892 713559004

A153658 as a square array

`2`	`120`	`2`	`2`	`2`	`2`	`2`	`2`	`2`
`120`	`1436`	`5038`	`5124`	`5238`	`5384`	`5566`	`5788`
`2`	`5038`	`70388`	`357640`	`731806`	`1208610`	`1806416`
`2`	`5124`	`357640`	`5783216`	`38702622`	`120409892`
`2`	`5238`	`731806`	`38702622`	`713559004`
`2`	`5384`	`1208610`
`2`	`5566`
`2`

A153658 as an upper right triangle

`2`	`120`	`2`	`2`	`2`	`2`	`2`	`2`	`2`
	`120`	`1436`	`5038`	`5124`	`5238`	`5384`	`5566`	`5788`
		`2`	`5038`	`70388`	`357640`	`731806`	`1208610`	`1806416`
			`2`	`5124`	`357640`	`5783216`	`38702622`	`120409892`
				`2`	`5238`	`731806`	`38702622`	`713559004`
					`2`	`5384`	`1208610`
						`2`	`5566`
							`2`

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Last modified April 25 11:06 EDT 2024. Contains 371967 sequences. (Running on oeis4.)