A156882 - OEIS

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A156882 as a triangular array

1

1 1

1 1 2

1 1 7 6

1 1 25 301 24

1 1 61 15025 77959 120

1 1 121 223321 216735625 121226245 720

1 1 211 1757041 49054914181 75034090110625 1131162092095 5040

1 1 337 9349621 3061680840361 646527139289672641 623445123763413765625 63330372050122765 40320

A156882 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`7`	`25`	`61`	`121`	`211`	`337`
`6`	`301`	`15025`	`223321`	`1757041`	`9349621`
`24`	`77959`	`216735625`	`49054914181`	`3061680840361`
`120`	`121226245`	`75034090110625`	`646527139289672641`
`720`	`1131162092095`	`623445123763413765625`
`5040`	`63330372050122765`
`40320`

A156882 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`2`	`7`	`25`	`61`	`121`	`211`	`337`
			`6`	`301`	`15025`	`223321`	`1757041`	`9349621`
				`24`	`77959`	`216735625`	`49054914181`	`3061680840361`
					`120`	`121226245`	`75034090110625`	`646527139289672641`
						`720`	`1131162092095`	`623445123763413765625`
							`5040`	`63330372050122765`
								`40320`

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Last modified May 20 06:19 EDT 2024. Contains 372703 sequences. (Running on oeis4.)