A064045 - OEIS

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A064045 as a triangular array

1

0 1

0 1 1

0 2 2 1

0 5 10 3 1

0 14 70 24 4 1

0 42 588 285 44 5 1

0 132 5544 4242 740 70 6 1

0 429 56628 73206 16016 1525 102 7 1

0 1430 613470 1403028 410928 43470 2730 140 8 1

0 4862 6952660 29082339 11925672 1491210 96684 4445 184 9 1

A064045 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
`1`	`2`	`10`	`70`	`588`	`5544`	`56628`	`613470`	`6952660`
`1`	`3`	`24`	`285`	`4242`	`73206`	`1403028`	`29082339`
`1`	`4`	`44`	`740`	`16016`	`410928`	`11925672`
`1`	`5`	`70`	`1525`	`43470`	`1491210`
`1`	`6`	`102`	`2730`	`96684`
`1`	`7`	`140`	`4445`
`1`	`8`	`184`
`1`	`9`
`1`

A064045 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
		`1`	`2`	`10`	`70`	`588`	`5544`	`56628`	`613470`	`6952660`
			`1`	`3`	`24`	`285`	`4242`	`73206`	`1403028`	`29082339`
				`1`	`4`	`44`	`740`	`16016`	`410928`	`11925672`
					`1`	`5`	`70`	`1525`	`43470`	`1491210`
						`1`	`6`	`102`	`2730`	`96684`
							`1`	`7`	`140`	`4445`
								`1`	`8`	`184`
									`1`	`9`
										`1`

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Last modified May 8 00:02 EDT 2024. Contains 372317 sequences. (Running on oeis4.)