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Search: id:A135258
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| 0, 1, -1, 2, -3, 7, -14, 29, -57, 114, -227, 455, -910, 1821, -3641, 7282, -14563, 29127, -58254, 116509, -233017, 466034, -932067, 1864135, -3728270, 7456541, -14913081, 29826162, -59652323, 119304647, -238609294, 477218589, -954437177, 1908874354
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OFFSET
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0,4
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COMMENT
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The inverse binomial transform generally equals the sequence of first terms of the iterated differences (i.e., equals the diagonal of the arrangement in the standard hand-written display of the differences).
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FORMULA
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O.g.f.: x(1+x)/((x^2+x+1)(1+2x)(1-x)). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 22 2008
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CROSSREFS
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Cf. A113405.
Adjacent sequences: A135255 A135256 A135257 this_sequence A135259 A135260 A135261
Sequence in context: A131300 A078043 A131666 this_sequence A034065 A034075 A019595
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KEYWORD
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sign
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AUTHOR
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Paul Curtz (bpcrtz(AT)free.fr), Dec 01 2007
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EXTENSIONS
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Edited and corrected by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 22 2008
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