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Search: id:A131441
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| A131441 |
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Row sums of triangle A130757 (coefficients of scaled Laguerre-Sonin polynomials n!(2^(n-m))*L(n,1/2,x)). |
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+0
2
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| 1, 2, 6, 20, 28, -936, -23672, -469456, -9112560, -182135008, -3804634784, -83297957568, -1906560847424, -45349267830400, -1110454747949952, -27582769902812416, -677408818380914432, -15581576995770441216, -284593895830642711040
(list; graph; listen)
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OFFSET
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0,2
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FORMULA
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a(n)=sum(A130757(n,m),m=0..n), n>=0, with A130757(n,m)=n!*(2^(n-m))*((-1)^m)*binomial(n+1/2,n-m)/m!, n>=m>=0, else 0.
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CROSSREFS
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Sequence in context: A032622 A104749 A062281 this_sequence A035142 A064701 A130315
Adjacent sequences: A131438 A131439 A131440 this_sequence A131442 A131443 A131444
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KEYWORD
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sign,easy
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AUTHOR
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Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de) Aug 07 2007
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