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A053512 Half the number of non-self-intersecting paths from one corner of an n X n grid to the opposite corner. +0
1
1, 6, 92, 2577, 390553 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A006151 A005327 A113266 this_sequence A009607 A009684 A009527

Adjacent sequences: A053509 A053510 A053511 this_sequence A053513 A053514 A053515

KEYWORD

nonn,walk

AUTHOR

Horst H. Manninger (mannixok(AT)hotmail.com), Jan 14 2000

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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