A163137 - OEIS

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A163137 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`4`
`4`		`13`
`5`		`39`
`6`		`113`
`7`		`359`
`8`		`1161`
`9`		`3708`
`10`		`11961`
`11`		`38903`
`12`		`126885`
`13`		`415509`
`14`		`1365935`
`15`		`4501009`
`16`		`14856863`
`17`		`49115474`
`18`		`162590020`
`19`		`538828790`
`20`		`1787431873`
`21`		`5934532485`
`22`		`19718347615`
`23`		`65559507987`
`24`		`218095336290`
`25`		`725890070743`
`26`		`2417022095921`

[1,2,4,13,39,113,359,1161,3708,11961,38903,126885, 415509,1365935,4501009,14856863,49115474, 162590020,538828790,1787431873,5934532485, 19718347615,65559507987,218095336290,725890070743, 2417022095921]

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Last modified May 24 11:30 EDT 2013. Contains 225620 sequences.