A210801 - OEIS

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A210801 as a triangular array

1

3 1

6 5 2

12 15 10 3

21 39 37 19 5

39 90 111 81 35 8

66 198 300 281 171 64 13

120 414 750 855 659 346 115 21

201 846 1776 2391 2230 1474 684 205 34

363 1683 4044 6255 6828 5441 3170 1323 362 55

A210801 as a square array

`1`	`3`	`6`	`12`	`21`	`39`	`66`	`120`	`201`	`363`
`1`	`5`	`15`	`39`	`90`	`198`	`414`	`846`	`1683`
`2`	`10`	`37`	`111`	`300`	`750`	`1776`	`4044`
`3`	`19`	`81`	`281`	`855`	`2391`	`6255`
`5`	`35`	`171`	`659`	`2230`	`6828`
`8`	`64`	`346`	`1474`	`5441`
`13`	`115`	`684`	`3170`
`21`	`205`	`1323`
`34`	`362`
`55`

A210801 as an upper right triangle

`1`	`3`	`6`	`12`	`21`	`39`	`66`	`120`	`201`	`363`
	`1`	`5`	`15`	`39`	`90`	`198`	`414`	`846`	`1683`
		`2`	`10`	`37`	`111`	`300`	`750`	`1776`	`4044`
			`3`	`19`	`81`	`281`	`855`	`2391`	`6255`
				`5`	`35`	`171`	`659`	`2230`	`6828`
					`8`	`64`	`346`	`1474`	`5441`
						`13`	`115`	`684`	`3170`
							`21`	`205`	`1323`
								`34`	`362`
									`55`

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Last modified April 20 07:43 EDT 2024. Contains 371799 sequences. (Running on oeis4.)