A181961 - OEIS

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

A181961 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`18`
`2`		`199`
`3`		`2309`
`4`		`26660`
`5`		`307983`
`6`		`3557711`
`7`		`41097664`
`8`		`474748249`
`9`		`5484153915`
`10`		`63351353194`
`11`		`731816432741`
`12`		`8453730886601`
`13`		`97655043951558`
`14`		`1128082705387895`
`15`		`13031283779122753`
`16`		`150533605489179940`
`17`		`1738920490541077131`
`18`		`20087504465180492695`
`19`		`232045017488460324836`

[1,18,199,2309,26660,307983,3557711,41097664, 474748249,5484153915,63351353194,731816432741, 8453730886601,97655043951558,1128082705387895, 13031283779122753,150533605489179940, 1738920490541077131,20087504465180492695, 232045017488460324836]

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 13 00:40 EDT 2024. Contains 375857 sequences. (Running on oeis4.)