A081491 - OEIS

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A081491 as a triangular array

1

2 3

4 6 8

9 12 15 18

19 23 27 31 35

36 41 46 51 56 61

62 68 74 80 86 92 98

99 106 113 120 127 134 141 148

149 157 165 173 181 189 197 205 213

214 223 232 241 250 259 268 277 286 295

296 306 316 326 336 346

A081491 as a square array

`1`	`2`	`4`	`9`	`19`	`36`	`62`	`99`	`149`	`214`	`296`
`3`	`6`	`12`	`23`	`41`	`68`	`106`	`157`	`223`	`306`
`8`	`15`	`27`	`46`	`74`	`113`	`165`	`232`	`316`
`18`	`31`	`51`	`80`	`120`	`173`	`241`	`326`
`35`	`56`	`86`	`127`	`181`	`250`	`336`
`61`	`92`	`134`	`189`	`259`	`346`
`98`	`141`	`197`	`268`
`148`	`205`	`277`
`213`	`286`
`295`

A081491 as an upper right triangle

`1`	`2`	`4`	`9`	`19`	`36`	`62`	`99`	`149`	`214`	`296`
	`3`	`6`	`12`	`23`	`41`	`68`	`106`	`157`	`223`	`306`
		`8`	`15`	`27`	`46`	`74`	`113`	`165`	`232`	`316`
			`18`	`31`	`51`	`80`	`120`	`173`	`241`	`326`
				`35`	`56`	`86`	`127`	`181`	`250`	`336`
					`61`	`92`	`134`	`189`	`259`	`346`
						`98`	`141`	`197`	`268`
							`148`	`205`	`277`
								`213`	`286`
									`295`

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Last modified April 24 02:28 EDT 2024. Contains 371917 sequences. (Running on oeis4.)