A025604 - OEIS

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A025604 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`21`
`3`		`180`
`4`		`3699`
`5`		`78186`
`6`		`1763689`
`7`		`40219584`
`8`		`921030783`
`9`		`21114454518`
`10`		`484210273013`
`11`		`11105346505100`
`12`		`254708804007115`
`13`		`5841980066693506`
`14`		`133991588716915713`
`15`		`3073232605116594392`
`16`		`70487720404861582487`
`17`		`1616707836356340649102`
`18`		`37080846132267449237645`

[1,0,21,180,3699,78186,1763689,40219584,921030783, 21114454518,484210273013,11105346505100, 254708804007115,5841980066693506, 133991588716915713,3073232605116594392, 70487720404861582487,1616707836356340649102, 37080846132267449237645]

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Last modified April 23 01:19 EDT 2024. Contains 371906 sequences. (Running on oeis4.)