A062991 - OEIS

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A062991 as a triangular array

1

2 -1

5 -6 2

14 -28 20 -5

42 -120 135 -70 14

132 -495 770 -616 252 -42

429 -2002 4004 -4368 2730 -924 132

1430 -8008 19656 -27300 23100 -11880 3432 -429

4862 -31824 92820 -157080 168300 -116688 51051 -12870 1430

A062991 as a square array

`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
`-1`	`-6`	`-28`	`-120`	`-495`	`-2002`	`-8008`	`-31824`
`2`	`20`	`135`	`770`	`4004`	`19656`	`92820`
`-5`	`-70`	`-616`	`-4368`	`-27300`	`-157080`
`14`	`252`	`2730`	`23100`	`168300`
`-42`	`-924`	`-11880`	`-116688`
`132`	`3432`	`51051`
`-429`	`-12870`
`1430`

A062991 as an upper right triangle

`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
	`-1`	`-6`	`-28`	`-120`	`-495`	`-2002`	`-8008`	`-31824`
		`2`	`20`	`135`	`770`	`4004`	`19656`	`92820`
			`-5`	`-70`	`-616`	`-4368`	`-27300`	`-157080`
				`14`	`252`	`2730`	`23100`	`168300`
					`-42`	`-924`	`-11880`	`-116688`
						`132`	`3432`	`51051`
							`-429`	`-12870`
								`1430`

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Last modified May 29 05:33 EDT 2024. Contains 372921 sequences. (Running on oeis4.)