A307027 - OEIS

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A307027 as a triangular array

1

3 12

6 33 135

10 72 438 2224

15 135 1140 8850 55725

21 228 2511 27480 265665 2006316

28 357 4893 70462 962010 11158203 98309827

36 528 8700 156768 2818740 46176816 624859788 6291829440

45 747 14418 313434 7054875 152212365 2909139912

A307027 as a square array

`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`
`12`	`33`	`72`	`135`	`228`	`357`	`528`	`747`
`135`	`438`	`1140`	`2511`	`4893`	`8700`	`14418`
`2224`	`8850`	`27480`	`70462`	`156768`	`313434`
`55725`	`265665`	`962010`	`2818740`	`7054875`
`2006316`	`11158203`	`46176816`	`152212365`
`98309827`	`624859788`	`2909139912`
`6291829440`

A307027 as an upper right triangle

`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`
	`12`	`33`	`72`	`135`	`228`	`357`	`528`	`747`
		`135`	`438`	`1140`	`2511`	`4893`	`8700`	`14418`
			`2224`	`8850`	`27480`	`70462`	`156768`	`313434`
				`55725`	`265665`	`962010`	`2818740`	`7054875`
					`2006316`	`11158203`	`46176816`	`152212365`
						`98309827`	`624859788`	`2909139912`
							`6291829440`

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Last modified May 23 14:23 EDT 2024. Contains 372763 sequences. (Running on oeis4.)