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A290043
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Prime factors of A290042.
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1
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2, 3, 5, 17, 19, 23, 7433, 7451, 7457, 7459, 3080515841187937, 3080515841187947, 3080515841187989, 3080515841188039, 3080515841188057
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OFFSET
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1,1
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LINKS
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FORMULA
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Product_{k=n(n-1)/2 + 1..n(n+1)/2} a(k) = A290042(n) for n > 0.
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EXAMPLE
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A290042(2) = 15 = 3*5, so 3 and 5 are members.
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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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