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A025418
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Least sum of 3 positive cubes in exactly n ways.
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3
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3, 251, 5104, 13896, 161568, 1296378, 2016496, 2562624, 14926248, 34012224, 69190848, 150547032, 119095488, 1204376256, 952763904, 1592865000, 3974344704, 2176782336, 10077696000, 2985984000, 36330467328, 30723115968, 23887872000, 17414258688, 72825163776, 75686967000, 204141384000, 62099136000, 139314069504, 245784927744, 80621568000, 191102976000, 272097792000, 373248000000
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OFFSET
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1,1
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COMMENTS
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a(36) = 496793088000. a(37) = 980922617856. a(38) = 209584584000. a(39) = 644972544000. a(42) = 970299000000. - Donovan Johnson
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REFERENCES
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J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 251, p. 69, Ellipses, Paris 2008.
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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