A005133 - OEIS

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A005133 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`4`
`4`		`8`
`5`		`5`
`6`		`22`
`7`		`42`
`8`		`40`
`9`		`120`
`10`		`265`
`11`		`286`
`12`		`764`
`13`		`1729`
`14`		`2198`
`15`		`5168`
`16`		`12144`
`17`		`17034`
`18`		`37702`
`19`		`88958`
`20`		`136584`
`21`		`288270`
`22`		`682572`
`23`		`1118996`
`24`		`2306464`
`25`		`5428800`
`26`		`9409517`
`27`		`19103988`
`28`		`44701696`
`29`		`80904113`
`30`		`163344502`
`31`		`379249288`
`32`		`711598944`
`33`		`1434840718`
`34`		`3308997062`
`35`		`6391673638`
`36`		`12921383032`
`37`		`29611074174`
`38`		`58602591708`
`39`		`119001063028`
`40`		`271331133136`
`41`		`547872065136`
`42`		`1119204224666`
`43`		`2541384297716`
`44`		`5219606253184`
`45`		`10733985041978`
`46`		`24300914061436`
`47`		`50635071045768`
`48`		`104875736986272`
`49`		`236934212877684`
`50`		`499877970985660`

[1,1,4,8,5,22,42,40,120,265,286,764,1729,2198, 5168,12144,17034,37702,88958,136584,288270,682572, 1118996,2306464,5428800,9409517,19103988,44701696, 80904113,163344502,379249288,711598944,1434840718, 3308997062,6391673638,12921383032,29611074174, 58602591708,119001063028,271331133136, 547872065136,1119204224666,2541384297716, 5219606253184,10733985041978,24300914061436, 50635071045768,104875736986272,236934212877684, 499877970985660]

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)