A197972 - OEIS

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A197972 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`6`
`3`		`38`
`4`		`353`
`5`		`4316`
`6`		`64535`
`7`		`1140539`
`8`		`23256804`
`9`		`537441242`
`10`		`13880477011`
`11`		`396218076728`
`12`		`12386985584176`
`13`		`420923890579262`
`14`		`15447592770126360`
`15`		`608903758014263549`
`16`		`25656487848259583961`
`17`		`1150788495459483630200`
`18`		`54745172171004903538415`

[2,6,38,353,4316,64535,1140539,23256804,537441242, 13880477011,396218076728,12386985584176, 420923890579262,15447592770126360, 608903758014263549,25656487848259583961, 1150788495459483630200,54745172171004903538415]

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)