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Search: id:A008978
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A008978 (5n)!/(n!)^5. +0
5
1, 120, 113400, 168168000, 305540235000, 623360743125120, 1370874167589326400, 3177459078523411968000, 7656714453153197981835000, 19010638202652030712978200000, 48334775757901219912115629238400 (list; graph; listen)
OFFSET

0,2

COMMENT

Number of paths of length 5n in Z^5 from (0,0,0,0,0) to (n,n,n,n,n).

LINKS

V. Batyrev, Review of "Mirror Symmetry and Algebraic Geometry", by D. A. Cox and S. Katz, Bull. Amer. Math. Soc., 37 (No. 4, 2000), 473-476.

R. M. Dickau, 5-D shortest path diagrams

CROSSREFS

Cf. A000984, A006480, A008977.

Sequence in context: A058528 A001421 A107446 this_sequence A077692 A068296 A123380

Adjacent sequences: A008975 A008976 A008977 this_sequence A008979 A008980 A008981

KEYWORD

nonn,easy

AUTHOR

njas

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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