A014992 - OEIS

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A014992 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`-9`
`3`		`91`
`4`		`-909`
`5`		`9091`
`6`		`-90909`
`7`		`909091`
`8`		`-9090909`
`9`		`90909091`
`10`		`-909090909`
`11`		`9090909091`
`12`		`-90909090909`
`13`		`909090909091`
`14`		`-9090909090909`
`15`		`90909090909091`
`16`		`-909090909090909`
`17`		`9090909090909091`
`18`		`-90909090909090909`

[1,-9,91,-909,9091,-90909,909091,-9090909, 90909091,-909090909,9090909091,-90909090909, 909090909091,-9090909090909,90909090909091, -909090909090909,9090909090909091, -90909090909090909]

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Last modified April 19 15:03 EDT 2024. Contains 371794 sequences. (Running on oeis4.)