A145901 - OEIS

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A145901 as a triangular array

1

1 2

1 8 8

1 26 72 48

1 80 464 768 384

1 242 2640 8160 9600 3840

1 728 14168 72960 151680 138240 46080

1 2186 73752 595728 1948800 3037440 2257920 645120

1 6560 377504 4612608 22305024 52899840

A145901 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`8`	`26`	`80`	`242`	`728`	`2186`	`6560`
`8`	`72`	`464`	`2640`	`14168`	`73752`	`377504`
`48`	`768`	`8160`	`72960`	`595728`	`4612608`
`384`	`9600`	`151680`	`1948800`	`22305024`
`3840`	`138240`	`3037440`	`52899840`
`46080`	`2257920`
`645120`

A145901 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`8`	`26`	`80`	`242`	`728`	`2186`	`6560`
		`8`	`72`	`464`	`2640`	`14168`	`73752`	`377504`
			`48`	`768`	`8160`	`72960`	`595728`	`4612608`
				`384`	`9600`	`151680`	`1948800`	`22305024`
					`3840`	`138240`	`3037440`	`52899840`
						`46080`	`2257920`
							`645120`

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Last modified April 17 21:22 EDT 2024. Contains 371767 sequences. (Running on oeis4.)