Number of permutations of 4 indistinguishable copies of 1..n arranged in a circle with exactly 3 local maxima.

A159729

Number of permutations of 4 indistinguishable copies of 1..n arranged in a circle with exactly 3 local maxima.

Terms

    a(0) =0a(1) =24a(2) =13896a(3) =3347088a(4) =595973360a(5) =93992305032

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