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A087928 Number of ways of arranging the numbers 1 ... 7n into a 7 X n array so there is exactly one local maximum. 0

%I

%S 64,57477120,1323082429842432,137813651152462288749440,

%T 49992325433734834899948931370880

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 27 2003

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Last modified January 18 17:18 EST 2022. Contains 350455 sequences. (Running on oeis4.)