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Search: id:A087927
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A087927 Number of ways of arranging the numbers 1 ... 6n into a 6 X n array so there is exactly one local maximum. +0
1
32, 1947648, 1683453629440, 5338455334819710720, 48653237600359922073441120, 1080582891996915763252912268789760 (list; graph; listen)
OFFSET

1,1

CROSSREFS

A row of the array in A087783. Cf. A007846.

Sequence in context: A017297 A017417 A017549 this_sequence A123238 A034060 A032445

Adjacent sequences: A087924 A087925 A087926 this_sequence A087928 A087929 A087930

KEYWORD

nonn

AUTHOR

Ron Hardin (rhh(AT)cadence.com), Oct 27 2003

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Last modified September 8 08:06 EDT 2008. Contains 143486 sequences.


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