A087928 Number of ways of arranging the numbers 1 ... 7n into a 7 X n array so there is exactly one local maximum.

64, 57477120, 1323082429842432, 137813651152462288749440, 49992325433734834899948931370880

Offset

1,1

Links

Table of n, a(n) for n=1..5.

Crossrefs

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

Sequence in context: A204044 A017418 A017550 * A368806 A378948 A204043

Adjacent sequences: A087925 A087926 A087927 * A087929 A087930 A087931

Keyword

nonn

Author

R. H. Hardin, Oct 27 2003

Status

approved