A026912 - OEIS

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A026912 as a simple table

`n`		`a(n)`
`1`		`13`
`2`		`90`
`3`		`370`
`4`		`1403`
`5`		`5256`
`6`		`19749`
`7`		`74628`
`8`		`283551`
`9`		`1082440`
`10`		`4148594`
`11`		`15953598`
`12`		`61526960`
`13`		`237876562`
`14`		`921678867`
`15`		`3577968072`
`16`		`13913243127`
`17`		`54184698792`
`18`		`211307360862`
`19`		`825059443542`
`20`		`3225071709972`
`21`		`12619275028602`
`22`		`49423455006492`

[13,90,370,1403,5256,19749,74628,283551,1082440, 4148594,15953598,61526960,237876562,921678867, 3577968072,13913243127,54184698792,211307360862, 825059443542,3225071709972,12619275028602, 49423455006492]

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Last modified August 29 13:55 EDT 2024. Contains 375517 sequences. (Running on oeis4.)