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A056794
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Numbers n such that n*(n-1) is an oblong (promic, A002378) palindrome.
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0
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1, 2, 3, 17, 78, 539, 1622, 2458, 5292, 5314, 52009, 142402, 143499, 1610152, 1713544, 4670029, 5218984, 15137567, 15282412, 15814149, 47370059, 50702752, 142594227, 166691109, 1694576062, 2554554553, 25541432473, 47878213559, 77714915543
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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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Do[c=RealDigits[n*(n-1)][[1]]; If[c=Reverse[c], Print[n]], {n, 1, 10^8}]
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PROG
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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