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Search: id:A103910
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| A103910 |
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Triangle T read by rows: inverse of fibonomial triangle (A010048). |
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+0
2
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| 1, -1, 1, 0, -1, 1, 1, 0, -2, 1, -1, 3, 0, -3, 1, -6, -5, 15, 0, -5, 1, 35, -48, -40, 60, 0, -8, 1, 181, 455, -624, -260, 260, 0, -13, 1, -6056, 3801, 9555, -6552, -1820, 1092, 0, -21, 1, -3741, -205904, 129234, 162435, -74256, -12376, 4641, 0, -34, 1
(list; table; graph; listen)
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OFFSET
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1,9
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COMMENT
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Conjecture: all rows except the first add to zero.
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FORMULA
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Conjecture: T(n+k, n) = A010048(n+k-1, k)*T(k, 1), n>1.
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EXAMPLE
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1,
-1,1,
0,-1,1,
1,0,-2,1,
-1,3,0,-3,1,
-6,-5,15,0,-5,1,
35,-48,-40,60,0,-8,1,
181,455,-624,-260,260,0,-13,1,
-6056,3801,9555,-6552,-1820,1092,0,-21,1,
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CROSSREFS
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First column is in A103995.
Sequence in context: A105400 A033774 A033804 this_sequence A114118 A106177 A135010
Adjacent sequences: A103907 A103908 A103909 this_sequence A103911 A103912 A103913
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KEYWORD
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sign,tabl
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AUTHOR
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Ralf Stephan, Feb 24 2005
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