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A111642
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Expansion of 2*(x-1)*(x+1)/((x^2+4*x+1)*(x^2-2*x-1)).
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6
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2, -12, 54, -224, 890, -3452, 13198, -50016, 188498, -707916, 2652678, -9925760, 37105802, -138631292, 517742494, -1933118784, 7216615970, -26937891852, 100545928278, -375272321696, 1400607336218, -5227311479036, 19509011469358, -72809634633120, 271731700422002
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| In reference to the program code, the sequence of Pell numbers A000126 is given by 1kbaseseq[C*J]. A001353 is 1ibaseiseq[C*J].
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PROG
| Floretion Algebra Multiplication Program, FAMP Code: 1ibaseseq[C*J] with C = - 'j + 'k - j' + k' - 'ii' - 'ij' - 'ik' - 'ji' - 'ki' and J = + j' + k' + 1.5'ii' + .5'jj' + .5'kk' + .5e
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CROSSREFS
| Cf. A111639, A111640, A111641, A111643, A111644, A000126.
Sequence in context: A036359 A055703 A006738 * A145766 A181765 A198150
Adjacent sequences: A111639 A111640 A111641 * A111643 A111644 A111645
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KEYWORD
| easy,sign
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AUTHOR
| Creighton Dement (creighton.k.dement(AT)uni-oldenburg.de), Aug 10 2005
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