A005012 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A005012 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`7`
`3`		`55`
`4`		`505`
`5`		`5497`
`6`		`69823`
`7`		`1007407`
`8`		`16157905`
`9`		`284214097`
`10`		`5432922775`
`11`		`112034017735`
`12`		`2476196276617`
`13`		`58332035387017`
`14`		`1457666574447247`
`15`		`38485034941511935`
`16`		`1069787864231083297`
`17`		`31213730550761076769`
`18`		`953352927192964243879`
`19`		`30406448846308128741847`

[1,1,7,55,505,5497,69823,1007407,16157905, 284214097,5432922775,112034017735,2476196276617, 58332035387017,1457666574447247,38485034941511935, 1069787864231083297,31213730550761076769, 953352927192964243879,30406448846308128741847]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 05:26 EDT 2024. Contains 371918 sequences. (Running on oeis4.)