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Search: id:A123968
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| A123968 |
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Coefficient of quadratic factor of n centered 5 X 5 tridiagonal matric characteristic polynomial: p(n,x)=(x-(n-1))*(x-n)*(x-(n+1)*(x^2-2*n*x+a(n)). |
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+0
1
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| -2, 1, 6, 13, 22, 33, 46, 61, 78, 97, 118, 141, 166, 193, 222, 253, 286, 321, 358, 397, 438, 481, 526, 573, 622
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