A002574 - OEIS

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A002574 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`1`
`4`		`1`
`5`		`2`
`6`		`4`
`7`		`7`
`8`		`13`
`9`		`24`
`10`		`42`
`11`		`76`
`12`		`137`
`13`		`245`
`14`		`441`
`15`		`792`
`16`		`1420`
`17`		`2550`
`18`		`4576`
`19`		`8209`
`20`		`14732`
`21`		`26433`
`22`		`47424`
`23`		`85092`
`24`		`152670`
`25`		`273914`
`26`		`491453`
`27`		`881744`
`28`		`1581985`
`29`		`2838333`
`30`		`5092398`
`31`		`9136528`
`32`		`16392311`
`33`		`29410243`
`34`		`52766343`
`35`		`94670652`
`36`		`169853138`
`37`		`304741614`
`38`		`546751437`
`39`		`980952673`
`40`		`1759973660`

[0,0,1,1,2,4,7,13,24,42,76,137,245,441,792,1420, 2550,4576,8209,14732,26433,47424,85092,152670, 273914,491453,881744,1581985,2838333,5092398, 9136528,16392311,29410243,52766343,94670652, 169853138,304741614,546751437,980952673, 1759973660]

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Last modified May 25 17:04 EDT 2013. Contains 225647 sequences.