A057931 - OEIS

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A057931 as a simple table

`n`		`a(n)`
`0`		`-1`
`1`		`0`
`2`		`-1`
`3`		`2`
`4`		`5`
`5`		`11`
`6`		`23`
`7`		`32`
`8`		`47`
`9`		`83`
`10`		`131`
`11`		`239`
`12`		`311`
`13`		`527`
`14`		`731`
`15`		`965`
`16`		`1703`
`17`		`2675`
`18`		`3827`
`19`		`6359`
`20`		`9659`
`21`		`14555`
`22`		`23087`
`23`		`33041`
`24`		`45995`
`25`		`77519`
`26`		`120467`
`27`		`177635`
`28`		`252713`
`29`		`405317`
`30`		`554033`
`31`		`795827`
`32`		`1335083`
`33`		`1819523`
`34`		`2491229`
`35`		`4183463`
`36`		`5920211`
`37`		`8051987`
`38`		`12530963`
`39`		`20132057`

[-1,0,-1,2,5,11,23,32,47,83,131,239,311,527,731, 965,1703,2675,3827,6359,9659,14555,23087,33041, 45995,77519,120467,177635,252713,405317,554033, 795827,1335083,1819523,2491229,4183463,5920211, 8051987,12530963,20132057]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)