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A154731
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Integers of the form k = m^3-m^2 such that k-+1 are primes.
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2
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4, 18, 180, 2028, 8820, 34848, 108288, 191748, 720900, 875520, 960498, 990000, 1355310, 1629108, 1713600, 1756920, 2334948, 2609028, 7376850, 8448048, 21639798, 37148148, 42023088, 48893940, 60544008, 63840000, 100328400
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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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MATHEMATICA
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lst={}; Do[k=n^3-n^2; If[PrimeQ[k-1]&&PrimeQ[k+1], AppendTo[lst, p]], {n, 7!}]; lst
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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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