A129858 - OEIS

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A129858 as a triangular array

6

12 12

20 21 20

30 32 32 30

42 45 45 45 42

56 60 59 59 60 56

72 77 74 72 74 77 72

90 96 90 84 84 90 96 90

110 117 107 95 90 95 107 117 110

132 140 125 105 92 92 105 125 140 132

156 165 144 114 90 81 90 114 144

A129858 as a square array

`6`	`12`	`20`	`30`	`42`	`56`	`72`	`90`	`110`	`132`	`156`
`12`	`21`	`32`	`45`	`60`	`77`	`96`	`117`	`140`	`165`
`20`	`32`	`45`	`59`	`74`	`90`	`107`	`125`	`144`
`30`	`45`	`59`	`72`	`84`	`95`	`105`	`114`
`42`	`60`	`74`	`84`	`90`	`92`	`90`
`56`	`77`	`90`	`95`	`92`	`81`
`72`	`96`	`107`	`105`	`90`
`90`	`117`	`125`	`114`
`110`	`140`	`144`
`132`

A129858 as an upper right triangle

`6`	`12`	`20`	`30`	`42`	`56`	`72`	`90`	`110`	`132`	`156`
	`12`	`21`	`32`	`45`	`60`	`77`	`96`	`117`	`140`	`165`
		`20`	`32`	`45`	`59`	`74`	`90`	`107`	`125`	`144`
			`30`	`45`	`59`	`72`	`84`	`95`	`105`	`114`
				`42`	`60`	`74`	`84`	`90`	`92`	`90`
					`56`	`77`	`90`	`95`	`92`	`81`
						`72`	`96`	`107`	`105`	`90`
							`90`	`117`	`125`	`114`
								`110`	`140`	`144`
									`132`

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Last modified September 4 06:48 EDT 2024. Contains 375679 sequences. (Running on oeis4.)