A197212 - OEIS

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A197212 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`5`
`3`		`14`
`4`		`44`
`5`		`149`
`6`		`479`
`7`		`1537`
`8`		`4971`
`9`		`16088`
`10`		`52020`
`11`		`168111`
`12`		`543379`
`13`		`1756623`
`14`		`5678611`
`15`		`18356490`
`16`		`59338576`
`17`		`191817551`
`18`		`620069245`
`19`		`2004431603`
`20`		`6479507953`
`21`		`20945607368`
`22`		`67708621756`
`23`		`218874399841`
`24`		`707531760601`
`25`		`2287161925185`
`26`		`7393462782885`

[1,5,14,44,149,479,1537,4971,16088,52020,168111, 543379,1756623,5678611,18356490,59338576, 191817551,620069245,2004431603,6479507953, 20945607368,67708621756,218874399841,707531760601, 2287161925185,7393462782885]

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Last modified January 27 06:23 EST 2021. Contains 340455 sequences. (Running on oeis4.)