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Search: id:A013702
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| A013702 |
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Degree of variety K_{2,n}^5. |
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+0
6
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| 1, 2048, 832040, 193710244, 34673583028, 5372862566400, 763562937059280, 102703589621825280, 13319075453502743045, 1684658996331320739600, 209381188023138094045641, 25698882980999585848747760
(list; graph; listen)
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OFFSET
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1,2
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LINKS
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M. S. Ravi et al., Dynamic pole assignment and Schubert calculus, SIAM J. Control Optimization, 34 (1996), 813-832, esp. p. 825.
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PROGRAM
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(PARI) K(n, q=5)=(2*n+n*q+2*q)!*sum(j=0, q, ((q-2*j)*(n+2)+1)/(n+j*(n+2))!/(n+1+(q-j)*(n+2))!)
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CROSSREFS
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Cf. A013698 (q=1), A013699 (q=2), A013700 (q=3), A013701 (q=4).
Adjacent sequences: A013699 A013700 A013701 this_sequence A013703 A013704 A013705
Sequence in context: A134684 A035769 A107565 this_sequence A016751 A016799 A016835
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KEYWORD
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nonn,easy
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AUTHOR
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Joachim.Rosenthal(AT)nd.edu (Joachim Rosenthal)
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EXTENSIONS
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Edited by Ralf Stephan (ralf(AT)ark.in-berlin.de), May 13 2003
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