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Search: id:A144846
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| A144846 |
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Numerators of triangle T(n,k), n>=0, 0<=k<=n, read by rows: T(n,k) is the coefficient of x^(2k+1) in polynomial u_n(x), used to approximate x->sin(Pi*x)/Pi. |
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+0
3
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| 0, 1, -1, 7, -5, 3, 87, -35, 63, -5, 2047, -105, 819, -45, 35, 78655, -8085, 15939, -7425, 1925, -63, 4439935, -57057, 225225, -211497, 115115, -2457, 231, 344674687, -4429425, 17486469, -8217495, 9003995, -200655, 24255, -429
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