A181370 - OEIS

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A181370 as a triangular array

1

1 1

1 5 1

1 11 11 1

1 19 42 19 1

1 29 110 110 29 1

1 41 235 402 235 41 1

1 55 441 1135 1135 441 55 1

1 71 756 2709 4070 2709 756 71 1

1 89 1212 5740 11982 11982 5740 1212 89 1

1 109 1845 11124 30618 42510 30618 11124 1845 109 1

A181370 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`5`	`11`	`19`	`29`	`41`	`55`	`71`	`89`	`109`
`1`	`11`	`42`	`110`	`235`	`441`	`756`	`1212`	`1845`
`1`	`19`	`110`	`402`	`1135`	`2709`	`5740`	`11124`
`1`	`29`	`235`	`1135`	`4070`	`11982`	`30618`
`1`	`41`	`441`	`2709`	`11982`	`42510`
`1`	`55`	`756`	`5740`	`30618`
`1`	`71`	`1212`	`11124`
`1`	`89`	`1845`
`1`	`109`
`1`

A181370 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`5`	`11`	`19`	`29`	`41`	`55`	`71`	`89`	`109`
		`1`	`11`	`42`	`110`	`235`	`441`	`756`	`1212`	`1845`
			`1`	`19`	`110`	`402`	`1135`	`2709`	`5740`	`11124`
				`1`	`29`	`235`	`1135`	`4070`	`11982`	`30618`
					`1`	`41`	`441`	`2709`	`11982`	`42510`
						`1`	`55`	`756`	`5740`	`30618`
							`1`	`71`	`1212`	`11124`
								`1`	`89`	`1845`
									`1`	`109`
										`1`

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Last modified April 18 13:10 EDT 2024. Contains 371780 sequences. (Running on oeis4.)