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A047916 Triangular array a(n,k) = phi(n/k)*(n/k)^k*k! if k|n else 0 (1<=k<=n). +0
7
1, 2, 2, 6, 0, 6, 8, 8, 0, 24, 20, 0, 0, 0, 120, 12, 36, 48, 0, 0, 720, 42, 0, 0, 0, 0, 0, 5040, 32, 64, 0, 384, 0, 0, 0, 40320, 54, 0, 324, 0, 0, 0, 0, 0, 362880, 40, 200, 0, 0, 3840, 0, 0, 0, 0, 3628800, 110, 0, 0, 0, 0, 0, 0, 0, 0, 0, 39916800, 48, 144 (list; table; graph; listen)
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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.


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