A222509 - OEIS

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A222509 as a triangular array

1

0 0

0 0 0

3 4 4 0

4 3 4 11 0

4 10 15 35 8 0

5 32 35 84 87 44 0

20 44 170 423 497 496 144 0

27 176 441 1753 2066 2862 1335 352 0

48 326 2192 8489 17674 23678 15420 7552 692 0

63 888 5416 39873 81537 195968 128889

A222509 as a square array

`1`	`0`	`0`	`3`	`4`	`4`	`5`	`20`	`27`	`48`	`63`
`0`	`0`	`4`	`3`	`10`	`32`	`44`	`176`	`326`	`888`
`0`	`4`	`4`	`15`	`35`	`170`	`441`	`2192`	`5416`
`0`	`11`	`35`	`84`	`423`	`1753`	`8489`	`39873`
`0`	`8`	`87`	`497`	`2066`	`17674`	`81537`
`0`	`44`	`496`	`2862`	`23678`	`195968`
`0`	`144`	`1335`	`15420`	`128889`
`0`	`352`	`7552`
`0`	`692`
`0`

A222509 as an upper right triangle

`1`	`0`	`0`	`3`	`4`	`4`	`5`	`20`	`27`	`48`	`63`
	`0`	`0`	`4`	`3`	`10`	`32`	`44`	`176`	`326`	`888`
		`0`	`4`	`4`	`15`	`35`	`170`	`441`	`2192`	`5416`
			`0`	`11`	`35`	`84`	`423`	`1753`	`8489`	`39873`
				`0`	`8`	`87`	`497`	`2066`	`17674`	`81537`
					`0`	`44`	`496`	`2862`	`23678`	`195968`
						`0`	`144`	`1335`	`15420`	`128889`
							`0`	`352`	`7552`
								`0`	`692`
									`0`

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Last modified April 25 06:49 EDT 2024. Contains 371964 sequences. (Running on oeis4.)