A281000 - OEIS

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A281000 as a triangular array

1

3 1

10 10 1

35 70 21 1

126 420 252 36 1

462 2310 2310 660 55 1

1716 12012 18018 8580 1430 78 1

6435 60060 126126 90090 25025 2730 105 1

24310 291720 816816 816816 340340 61880 4760 136 1

92378 1385670 4988412 6651216 3879876 1058148 135660 7752 171 1

A281000 as a square array

`1`	`3`	`10`	`35`	`126`	`462`	`1716`	`6435`	`24310`	`92378`
`1`	`10`	`70`	`420`	`2310`	`12012`	`60060`	`291720`	`1385670`
`1`	`21`	`252`	`2310`	`18018`	`126126`	`816816`	`4988412`
`1`	`36`	`660`	`8580`	`90090`	`816816`	`6651216`
`1`	`55`	`1430`	`25025`	`340340`	`3879876`
`1`	`78`	`2730`	`61880`	`1058148`
`1`	`105`	`4760`	`135660`
`1`	`136`	`7752`
`1`	`171`
`1`

A281000 as an upper right triangle

`1`	`3`	`10`	`35`	`126`	`462`	`1716`	`6435`	`24310`	`92378`
	`1`	`10`	`70`	`420`	`2310`	`12012`	`60060`	`291720`	`1385670`
		`1`	`21`	`252`	`2310`	`18018`	`126126`	`816816`	`4988412`
			`1`	`36`	`660`	`8580`	`90090`	`816816`	`6651216`
				`1`	`55`	`1430`	`25025`	`340340`	`3879876`
					`1`	`78`	`2730`	`61880`	`1058148`
						`1`	`105`	`4760`	`135660`
							`1`	`136`	`7752`
								`1`	`171`
									`1`

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)