A153274 - OEIS

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A153274 as a triangular array

2

6 15

24 105 280

120 945 3640 9945

720 10395 58240 208845 576576

5040 135135 1106560 5221125 17873856 49579075

40320 2027025 24344320 151412625 643458816 2131900225 5925744000

362880 34459425 608608000 4996616625 26381811456 104463111025 337767408000 939536222625

A153274 as a square array

`2`	`6`	`24`	`120`	`720`	`5040`	`40320`	`362880`
`15`	`105`	`945`	`10395`	`135135`	`2027025`	`34459425`
`280`	`3640`	`58240`	`1106560`	`24344320`	`608608000`
`9945`	`208845`	`5221125`	`151412625`	`4996616625`
`576576`	`17873856`	`643458816`	`26381811456`
`49579075`	`2131900225`	`104463111025`
`5925744000`	`337767408000`
`939536222625`

A153274 as an upper right triangle

`2`	`6`	`24`	`120`	`720`	`5040`	`40320`	`362880`
	`15`	`105`	`945`	`10395`	`135135`	`2027025`	`34459425`
		`280`	`3640`	`58240`	`1106560`	`24344320`	`608608000`
			`9945`	`208845`	`5221125`	`151412625`	`4996616625`
				`576576`	`17873856`	`643458816`	`26381811456`
					`49579075`	`2131900225`	`104463111025`
						`5925744000`	`337767408000`
							`939536222625`

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Last modified April 25 11:03 EDT 2024. Contains 371967 sequences. (Running on oeis4.)