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Search: id:A110683
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| A110683 |
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Expansion of (7*x^2+3*x-1)*(2*x^2+2*x+1)/((x-1)*(3*x^2+3*x+1)*(2*x^3+2*x^2+4*x+1)). |
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+0
4
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| 1, -7, 21, -79, 279, -997, 3561, -12781, 45951, -165355, 595143, -2142025, 7709073, -27743437, 99840687, -359294443, 1292981391, -4653011185, 16744655841, -60258539413, 216850840215, -780375582475, 2808317778903, -10106221816681, 36369003278769
(list; graph; listen)
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OFFSET
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0,2
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MAPLE
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seriestolist(series((7*x^2+3*x-1)*(2*x^2+2*x+1)/((x-1)*(3*x^2+3*x+1)*(2*x^3+2*x^\ 2+4*x+1)), x=0, 25)); -or- Floretion Algebra Multiplication Program, FAMP Code: tessum(infty)-2tesforsumseq[ + 'i - .25'j + .25'k - .25j' + .25k' - .5'ii' - .25'ij' - .25'ik' - .25'ji' - .25'ki' - .5e], Sumtype is set to: sum[Y[15]] = sum[ * ], Fortype is set to: 1A.
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CROSSREFS
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Cf. A110684, A110685, A110686.
Sequence in context: A153497 A146247 A147003 this_sequence A092785 A114902 A164544
Adjacent sequences: A110680 A110681 A110682 this_sequence A110684 A110685 A110686
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KEYWORD
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sign
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AUTHOR
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Creighton Dement (creighton.k.dement(AT)uni-oldenburg.de), Aug 02 2005
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