A014309 - OEIS

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A014309 as a simple table

`n`		`a(n)`
`1`		`-1`
`2`		`3`
`3`		`15`
`4`		`40`
`5`		`84`
`6`		`154`
`7`		`258`
`8`		`405`
`9`		`605`
`10`		`869`
`11`		`1209`
`12`		`1638`
`13`		`2170`
`14`		`2820`
`15`		`3604`
`16`		`4539`
`17`		`5643`
`18`		`6935`
`19`		`8435`
`20`		`10164`
`21`		`12144`
`22`		`14398`
`23`		`16950`
`24`		`19825`
`25`		`23049`
`26`		`26649`
`27`		`30653`
`28`		`35090`
`29`		`39990`
`30`		`45384`
`31`		`51304`
`32`		`57783`
`33`		`64855`
`34`		`72555`

[-1,3,15,40,84,154,258,405,605,869,1209,1638,2170, 2820,3604,4539,5643,6935,8435,10164,12144,14398, 16950,19825,23049,26649,30653,35090,39990,45384, 51304,57783,64855,72555]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)