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A279188
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Maximal entry in row c of triangle in A279185, where c = prime(n)^2 = A001248(n).
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4
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1, 2, 4, 6, 20, 12, 8, 18, 110, 84, 20, 36, 20, 42, 253, 156, 812, 60, 330, 420, 18, 156, 820, 110, 48, 100, 408, 2756, 36, 84, 42, 780, 136, 1518, 1332, 60, 156, 162, 6806, 1204, 1958, 180, 3420, 96, 588, 990, 420, 1332, 3164, 684, 812, 2856, 24, 100
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OFFSET
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1,2
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COMMENTS
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Needs to be checked (there are really two sequences that should be included: the maximal entry in row c, and the LCM of the entries in row c).
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LINKS
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MAPLE
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end proc :
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MATHEMATICA
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T[n_, k_] := Module[{g, y, r}, If[k == 0, Return[1]]; y = n; g = GCD[k, y]; While[g > 1, y = y/g; g = GCD[k, y]]; If[y == 1, Return[1]]; r = MultiplicativeOrder[k, y]; r = r/2^IntegerExponent[r, 2]; If[r == 1, Return[1]]; MultiplicativeOrder[2, r]];
a[n_] := a[n] = With[{c = Prime[n]^2}, Table[T[c, k], {k, 0, c-1}] // Max];
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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