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Search: id:A108509
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A108509 Number of paths of length n between two arbitrary, distinct vertices in K7, the complete graph on 7 vertices. +0
3
1, 5, 20, 100, 480, 1980, 7680, 29040, 100920, 316320, 923520, 2502000, 6011760, 12584880, 23417280, 38196480, 50112000, 53667840, 64988160, 64988160 (list; graph; listen)
OFFSET

1,2

LINKS

Eric Weisstein. "Complete Graph."

EXAMPLE

a(5) = 480 because there are 480 paths of length 5 between two arbitrary, distinct vertices in K7.

CROSSREFS

Cf. A108506-A108508.

Adjacent sequences: A108506 A108507 A108508 this_sequence A108510 A108511 A108512

Sequence in context: A002745 A020046 A026118 this_sequence A110595 A092640 A109500

KEYWORD

easy,fini,full,nonn

AUTHOR

Ryan Propper (rpropper(AT)stanford.edu), Jun 06 2005

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Last modified October 6 12:54 EDT 2008. Contains 144667 sequences.


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