A331889 - OEIS

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A331889 as a triangular array

1

3 2

6 10 6

10 28 54 24

15 60 214 402 120

21 110 594 2348 3810 720

28 182 1334 8556 32808 43776 5040

36 280 2614

A331889 as a square array

`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`
`2`	`10`	`28`	`60`	`110`	`182`	`280`
`6`	`54`	`214`	`594`	`1334`	`2614`
`24`	`402`	`2348`	`8556`
`120`	`3810`	`32808`
`720`	`43776`
`5040`

A331889 as an upper right triangle

`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`
	`2`	`10`	`28`	`60`	`110`	`182`	`280`
		`6`	`54`	`214`	`594`	`1334`	`2614`
			`24`	`402`	`2348`	`8556`
				`120`	`3810`	`32808`
					`720`	`43776`
						`5040`

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Last modified April 24 14:32 EDT 2024. Contains 371960 sequences. (Running on oeis4.)