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Search: id:A117197
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| 0, 343, 17576, 250047, 1906624, 9938375, 40001688, 133432831, 385828352, 997002999, 2352637000, 5150827583, 10590025536, 20638466407, 38409197624, 68669157375, 118515478528, 198257271191, 322546580712, 511808023999
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Cubes a(1-1),a(8-1),a(27-1),a(64-1),...
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FORMULA
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a(n) = n^9 - 3n^6 + 3n^3 - 1
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CROSSREFS
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Sequence in context: A017607 A134263 A140250 this_sequence A046236 A013787 A013844
Adjacent sequences: A117194 A117195 A117196 this_sequence A117198 A117199 A117200
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KEYWORD
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easy,nonn
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AUTHOR
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Luc Stevens (lms022(AT)yahoo.com), Apr 21 2006
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EXTENSIONS
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Edited and corrected by Frank Adams-Watters (FrankTAW(AT)Netscape.net), Apr 26 2006
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