Number of permutations of 5 indistinguishable copies of 1..n arranged in a circle with exactly 2 local maxima.

A159734

Number of permutations of 5 indistinguishable copies of 1..n arranged in a circle with exactly 2 local maxima.

Terms

    a(0) =80a(1) =8520a(2) =659560a(3) =46412200a(4) =3121135440a(5) =203933233280

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