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A178125
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Inverse of coefficient array of orthogonal polynomials P(n,x)=(x-n)*P(n-1,x)-(2n-3)*P(n-2,x), P(0,x)=1,P(1,x)=x-1.
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2
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1, 1, 1, 2, 3, 1, 5, 11, 6, 1, 16, 45, 34, 10, 1, 61, 208, 197, 81, 15, 1, 269, 1068, 1204, 626, 165, 21, 1, 1337, 6017, 7810, 4863, 1640, 302, 28, 1, 7354, 36801, 53762, 38742, 15781, 3760, 511, 36, 1, 44155, 242242, 391797, 319197, 151487, 43962, 7805, 814
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OFFSET
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0,4
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COMMENTS
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Inverse is A178124. First column is A178123.
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LINKS
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Table of n, a(n) for n=0..52.
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EXAMPLE
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Triangle begins
1,
1, 1,
2, 3, 1,
5, 11, 6, 1,
16, 45, 34, 10, 1,
61, 208, 197, 81, 15, 1,
269, 1068, 1204, 626, 165, 21, 1,
1337, 6017, 7810, 4863, 1640, 302, 28, 1,
7354, 36801, 53762, 38742, 15781, 3760, 511, 36, 1
Production matrix is
1, 1,
1, 2, 1,
0, 3, 3, 1,
0, 0, 5, 4, 1,
0, 0, 0, 7, 5, 1,
0, 0, 0, 0, 9, 6, 1,
0, 0, 0, 0, 0, 11, 7, 1,
0, 0, 0, 0, 0, 0, 13, 8, 1,
0, 0, 0, 0, 0, 0, 0, 15, 9, 1
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CROSSREFS
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Sequence in context: A089302 A049020 A144634 * A147315 A085853 A185997
Adjacent sequences: A178122 A178123 A178124 * A178126 A178127 A178128
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KEYWORD
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nonn,tabl
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AUTHOR
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Paul Barry, May 20 2010
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STATUS
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approved
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