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A095890
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Triangle read by rows: T(n,k) = (n-k+1)^(n-k), n>=1, 1<=k<=n.
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2
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1, 2, 1, 9, 2, 1, 64, 9, 2, 1, 625, 64, 9, 2, 1, 7776, 625, 64, 9, 2, 1, 117649, 7776, 625, 64, 9, 2, 1, 2097152, 117649, 7776, 625, 64, 9, 2, 1, 43046721, 2097152, 117649, 7776, 625, 64, 9, 2, 1, 1000000000, 43046721, 2097152, 117649, 7776, 625, 64, 9, 2, 1
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OFFSET
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1,2
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LINKS
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MATHEMATICA
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Table[(n-k+1)^(n-k), {n, 10}, {k, n}]//Flatten (* Harvey P. Dale, Sep 06 2022 *)
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PROG
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(Haskell)
a095890 n k = (n - k + 1) ^ (n - k)
a095890_row n = map (a095890 n) [1..n]
a095890_tabl = map a095890_row [1..]
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CROSSREFS
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KEYWORD
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AUTHOR
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Herman Jamke (hermanjamke(AT)fastmail.fm), Jul 10 2004
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STATUS
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approved
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