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A055135
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Matrix inverse of triangle A055134.
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2
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1, 0, 1, -1, -2, 1, -2, 0, -6, 1, -3, 0, 18, -12, 1, -4, 0, -40, 80, -20, 1, -5, 0, 75, -400, 225, -30, 1, -6, 0, -126, 1680, -1890, 504, -42, 1, -7, 0, 196, -6272, 13230, -6272, 980, -56, 1, -8, 0, -288, 21504, -81648, 64512, -16800, 1728, -72, 1, -9, 0, 405
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 0,5
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EXAMPLE
| 1; 0,1; -1,-2,1; -2,0,-6,1; -3,0,18,-12,1; ...
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CROSSREFS
| Cf. A055136.
Sequence in context: A070963 A174064 A139158 * A197522 A121310 A024356
Adjacent sequences: A055132 A055133 A055134 * A055136 A055137 A055138
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KEYWORD
| sign,tabl
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AUTHOR
| Christian G. Bower (bowerc(AT)usa.net), Apr 25 2000.
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