From: Convergence analysis and parity conservation of a new form of a quadratic explicit spline with applications to integral equations
n
5
9
11
λ
− 3.21785
− 3.065060
− 3.04336
en(S)
2.5·10−2
7.0·10−3
4.6·10−3
ET
6.0·10−2
1.6·10−2
8.6·10−3