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Search: id:A117282
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| 63504, 101556, 144648, 185472, 5166504, 5955264, 6794424, 7683984, 7812756, 8262306, 8856036, 9523696, 9949716, 10509408, 10865686, 11093796, 11768148, 11807208, 12494209, 13564768, 14201712, 15089472, 15449112, 16746912
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OFFSET
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1,1
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COMMENT
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S. S. Gupta (see link): "EPRNs (Equal Product Of Reversible Numbers) are defined as the numbers which can be expressed as the product of two reversible numbers in two different ways".
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REFERENCES
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S. S. Gupta, "EPRNs" in Science Today (Subsequently renamed '2001'), pp. 77, February 1987, Times of India, Mumbai.
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LINKS
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David W. Wilson, Table of n, a(n) for n = 1..10000
S. S. Gupta, EPRNs
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EXAMPLE
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63504 = 144*441 = 252*252; 7812756 = 1236*6321 = 2163*3612.
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CROSSREFS
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Cf. A066531 (EPRNs).
Sequence in context: A135430 A049025 A115748 this_sequence A076750 A083408 A083406
Adjacent sequences: A117279 A117280 A117281 this_sequence A117283 A117284 A117285
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KEYWORD
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nonn,base
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AUTHOR
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Lekraj Beedassy (blekraj(AT)yahoo.com), Apr 23 2006
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EXTENSIONS
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Edited and corrected by Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Aug 21 2007
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