A149350 - OEIS

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A149350 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`12`
`4`		`42`
`5`		`156`
`6`		`593`
`7`		`2281`
`8`		`9007`
`9`		`35980`
`10`		`144820`
`11`		`588319`
`12`		`2409154`
`13`		`9915930`
`14`		`41011199`
`15`		`170436891`
`16`		`711045649`
`17`		`2975942110`
`18`		`12494155666`
`19`		`52604269433`
`20`		`222018315817`
`21`		`939132096649`
`22`		`3980901402084`
`23`		`16906905614935`
`24`		`71928191115056`
`25`		`306508303374156`
`26`		`1308116731888692`
`27`		`5590618748977314`

[1,1,4,12,42,156,593,2281,9007,35980,144820, 588319,2409154,9915930,41011199,170436891, 711045649,2975942110,12494155666,52604269433, 222018315817,939132096649,3980901402084, 16906905614935,71928191115056,306508303374156, 1308116731888692,5590618748977314]

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Last modified April 24 14:54 EDT 2024. Contains 371960 sequences. (Running on oeis4.)