A118984 - OEIS

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A118984 as a triangular array

1

2 1

5 6 2

15 31 23 6

52 160 195 110 24

203 856 1505 1365 634 120

877 4802 11312 14560 10738 4284 720

4140 28337 85225 145096 150325 94444 33228 5040

21147 175896 652703 1404186 1908249 1672524 921212 291024

A118984 as a square array

`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`
`1`	`6`	`31`	`160`	`856`	`4802`	`28337`	`175896`
`2`	`23`	`195`	`1505`	`11312`	`85225`	`652703`
`6`	`110`	`1365`	`14560`	`145096`	`1404186`
`24`	`634`	`10738`	`150325`	`1908249`
`120`	`4284`	`94444`	`1672524`
`720`	`33228`	`921212`
`5040`	`291024`

A118984 as an upper right triangle

`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`
	`1`	`6`	`31`	`160`	`856`	`4802`	`28337`	`175896`
		`2`	`23`	`195`	`1505`	`11312`	`85225`	`652703`
			`6`	`110`	`1365`	`14560`	`145096`	`1404186`
				`24`	`634`	`10738`	`150325`	`1908249`
					`120`	`4284`	`94444`	`1672524`
						`720`	`33228`	`921212`
							`5040`	`291024`

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)