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Search: id:A007120
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| A007120 |
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Expansion of (1+x)^(1-x).
(Formerly M0915)
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+0
3
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| 1, -1, -2, 3, 16, 10, -114, -462, -496, 2952, 16920, 31680, -130008, -1707576, -14259504, -138375720, -1652311680, -22238105280, -321916019904, -4959460972224, -81123831838080, -1405677742882560, -25732182778727040
(list; graph; listen)
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OFFSET
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0,3
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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CROSSREFS
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Sequence in context: A128537 A066841 A074270 this_sequence A092973 A126007 A004832
Adjacent sequences: A007117 A007118 A007119 this_sequence A007121 A007122 A007123
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KEYWORD
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sign
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AUTHOR
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Simon Plouffe (simon.plouffe(AT)gmail.com)
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EXTENSIONS
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Signs from Christian G. Bower (bowerc(AT)usa.net), Nov 15 1998
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