A121745 - OEIS

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A121745 as a triangular array

1

0 1

1 0 1

1 3 1 1

3 6 9 4 2

9 28 36 30 13 4

27 107 195 198 130 51 12

117 532 1106 1371 1096 585 197 36

459 2573 6547 9914 9886 6733 3132 932 144

2421 15139 43606 76017 88793 72689 42200 17027 4412 576

11979

A121745 as a square array

`1`	`0`	`1`	`1`	`3`	`9`	`27`	`117`	`459`	`2421`	`11979`
`1`	`0`	`3`	`6`	`28`	`107`	`532`	`2573`	`15139`
`1`	`1`	`9`	`36`	`195`	`1106`	`6547`	`43606`
`1`	`4`	`30`	`198`	`1371`	`9914`	`76017`
`2`	`13`	`130`	`1096`	`9886`	`88793`
`4`	`51`	`585`	`6733`	`72689`
`12`	`197`	`3132`	`42200`
`36`	`932`	`17027`
`144`	`4412`
`576`

A121745 as an upper right triangle

`1`	`0`	`1`	`1`	`3`	`9`	`27`	`117`	`459`	`2421`	`11979`
	`1`	`0`	`3`	`6`	`28`	`107`	`532`	`2573`	`15139`
		`1`	`1`	`9`	`36`	`195`	`1106`	`6547`	`43606`
			`1`	`4`	`30`	`198`	`1371`	`9914`	`76017`
				`2`	`13`	`130`	`1096`	`9886`	`88793`
					`4`	`51`	`585`	`6733`	`72689`
						`12`	`197`	`3132`	`42200`
							`36`	`932`	`17027`
								`144`	`4412`
									`576`

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Last modified May 3 16:50 EDT 2024. Contains 372221 sequences. (Running on oeis4.)