A148987 - OEIS

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A148987 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`9`
`4`		`33`
`5`		`107`
`6`		`441`
`7`		`1675`
`8`		`6829`
`9`		`26947`
`10`		`115669`
`11`		`474921`
`12`		`2054775`
`13`		`8602293`
`14`		`37922487`
`15`		`162930585`
`16`		`720453423`
`17`		`3124409345`
`18`		`14010065523`
`19`		`61601080593`
`20`		`276959416907`
`21`		`1226301729261`
`22`		`5558631767127`
`23`		`24856711661343`
`24`		`112885565645001`
`25`		`507054682613963`
`26`		`2317442672800633`
`27`		`10478569080891183`
`28`		`47969825346568941`

[1,1,3,9,33,107,441,1675,6829,26947,115669,474921, 2054775,8602293,37922487,162930585,720453423, 3124409345,14010065523,61601080593,276959416907, 1226301729261,5558631767127,24856711661343, 112885565645001,507054682613963,2317442672800633, 10478569080891183,47969825346568941]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)