A001628 - OEIS

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A001628 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`9`
`3`		`22`
`4`		`51`
`5`		`111`
`6`		`233`
`7`		`474`
`8`		`942`
`9`		`1836`
`10`		`3522`
`11`		`6666`
`12`		`12473`
`13`		`23109`
`14`		`42447`
`15`		`77378`
`16`		`140109`
`17`		`252177`
`18`		`451441`
`19`		`804228`
`20`		`1426380`
`21`		`2519640`
`22`		`4434420`
`23`		`7777860`
`24`		`13599505`
`25`		`23709783`
`26`		`41225349`
`27`		`71501422`
`28`		`123723351`
`29`		`213619683`
`30`		`368080793`
`31`		`633011454`
`32`		`1086665562`
`33`		`1862264196`

[1,3,9,22,51,111,233,474,942,1836,3522,6666,12473, 23109,42447,77378,140109,252177,451441,804228, 1426380,2519640,4434420,7777860,13599505,23709783, 41225349,71501422,123723351,213619683,368080793, 633011454,1086665562,1862264196]

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Last modified May 23 10:11 EDT 2013. Contains 225587 sequences.