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A083405
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Odd numbers which can be expressed as the product of a number and its reversal in at least two different ways.
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1
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12494209, 448583733, 494167063, 547084993, 851529915, 1191394449, 1213031209, 1338416599, 1343524977, 1464607989, 2064820905, 34509780333, 36738861453, 38016529663, 39118059873, 40127419683, 42087533593, 43093084603, 43754503723, 43948961613
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refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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REFERENCES
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S. S. Gupta, EPRNs, Science Today, Feb. 1987, India.
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LINKS
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EXAMPLE
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12494209 = 13143 * 34131 = 31341 * 14313, 1191394449 = 12369 * 96321 = 30783 * 38707, etc.
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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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