A105537 - OEIS

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A105537 as a triangular array

1

2 1

4 4 1

6 8 2 1

12 26 7 12 4

21 55 15 34 12 1

32 91 25 65 22 2 1

52 178 44 237 80 10 24 9

83 329 74 593 200 27 82 32 1

127 557 117 1178 396 55 196 76 4 1

185 866 174 1990 670 95 361 135 8 2 1

273 1411 261

A105537 as a square array

`1`	`2`	`4`	`6`	`12`	`21`	`32`	`52`	`83`	`127`	`185`	`273`
`1`	`4`	`8`	`26`	`55`	`91`	`178`	`329`	`557`	`866`	`1411`
`1`	`2`	`7`	`15`	`25`	`44`	`74`	`117`	`174`	`261`
`1`	`12`	`34`	`65`	`237`	`593`	`1178`	`1990`
`4`	`12`	`22`	`80`	`200`	`396`	`670`
`1`	`2`	`10`	`27`	`55`	`95`
`1`	`24`	`82`	`196`	`361`
`9`	`32`	`76`	`135`
`1`	`4`	`8`
`1`	`2`
`1`

A105537 as an upper right triangle

`1`	`2`	`4`	`6`	`12`	`21`	`32`	`52`	`83`	`127`	`185`	`273`
	`1`	`4`	`8`	`26`	`55`	`91`	`178`	`329`	`557`	`866`	`1411`
		`1`	`2`	`7`	`15`	`25`	`44`	`74`	`117`	`174`	`261`
			`1`	`12`	`34`	`65`	`237`	`593`	`1178`	`1990`
				`4`	`12`	`22`	`80`	`200`	`396`	`670`
					`1`	`2`	`10`	`27`	`55`	`95`
						`1`	`24`	`82`	`196`	`361`
							`9`	`32`	`76`	`135`
								`1`	`4`	`8`
									`1`	`2`
										`1`

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Last modified July 17 18:36 EDT 2024. Contains 374377 sequences. (Running on oeis4.)