A127561 - OEIS

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A127561 as a triangular array

0

5 1

20 11 4

45 31 19 9

80 61 44 29 16

125 101 79 59 41 25

180 151 124 99 76 55 36

245 211 179 149 121 95 71 49

320 281 244 209 176 145 116 89 64

405 361 319 279 241 205 171 139 109 81

500 451 404 359 316 275 236 199 164 131

A127561 as a square array

`0`	`5`	`20`	`45`	`80`	`125`	`180`	`245`	`320`	`405`	`500`
`1`	`11`	`31`	`61`	`101`	`151`	`211`	`281`	`361`	`451`
`4`	`19`	`44`	`79`	`124`	`179`	`244`	`319`	`404`
`9`	`29`	`59`	`99`	`149`	`209`	`279`	`359`
`16`	`41`	`76`	`121`	`176`	`241`	`316`
`25`	`55`	`95`	`145`	`205`	`275`
`36`	`71`	`116`	`171`	`236`
`49`	`89`	`139`	`199`
`64`	`109`	`164`
`81`	`131`

A127561 as an upper right triangle

`0`	`5`	`20`	`45`	`80`	`125`	`180`	`245`	`320`	`405`	`500`
	`1`	`11`	`31`	`61`	`101`	`151`	`211`	`281`	`361`	`451`
		`4`	`19`	`44`	`79`	`124`	`179`	`244`	`319`	`404`
			`9`	`29`	`59`	`99`	`149`	`209`	`279`	`359`
				`16`	`41`	`76`	`121`	`176`	`241`	`316`
					`25`	`55`	`95`	`145`	`205`	`275`
						`36`	`71`	`116`	`171`	`236`
							`49`	`89`	`139`	`199`
								`64`	`109`	`164`
									`81`	`131`

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Last modified April 16 14:51 EDT 2024. Contains 371749 sequences. (Running on oeis4.)