A008298 - OEIS

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A008298 as a triangular array

1

3 1

8 9 1

42 59 18 1

144 450 215 30 1

1440 3394 2475 565 45 1

5760 30912 28294 9345 1225 63 1

75600 293292 340116 147889 27720 2338 84 1

524160 3032208 4335596 2341332 579369 69552 4074 108 1

6531840 36290736 57773700 38049920 11744775 1857513 154350 6630 135 1

A008298 as a square array

`1`	`3`	`8`	`42`	`144`	`1440`	`5760`	`75600`	`524160`	`6531840`
`1`	`9`	`59`	`450`	`3394`	`30912`	`293292`	`3032208`	`36290736`
`1`	`18`	`215`	`2475`	`28294`	`340116`	`4335596`	`57773700`
`1`	`30`	`565`	`9345`	`147889`	`2341332`	`38049920`
`1`	`45`	`1225`	`27720`	`579369`	`11744775`
`1`	`63`	`2338`	`69552`	`1857513`
`1`	`84`	`4074`	`154350`
`1`	`108`	`6630`
`1`	`135`
`1`

A008298 as an upper right triangle

`1`	`3`	`8`	`42`	`144`	`1440`	`5760`	`75600`	`524160`	`6531840`
	`1`	`9`	`59`	`450`	`3394`	`30912`	`293292`	`3032208`	`36290736`
		`1`	`18`	`215`	`2475`	`28294`	`340116`	`4335596`	`57773700`
			`1`	`30`	`565`	`9345`	`147889`	`2341332`	`38049920`
				`1`	`45`	`1225`	`27720`	`579369`	`11744775`
					`1`	`63`	`2338`	`69552`	`1857513`
						`1`	`84`	`4074`	`154350`
							`1`	`108`	`6630`
								`1`	`135`
									`1`

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Last modified April 18 10:28 EDT 2024. Contains 371779 sequences. (Running on oeis4.)