目的研究Euler数E2a的一类同余性质。方法利用初等及解析方法。结果当素数p≡3(mod4)时给出了Ep+1/2模p的一个同余式。结论建立了Euler数与L-函数之间的同余关系。
Aim To study the congruence property of the Euler numbers. Methods Using the elementary and analytic methods. Results A congruence equation for Ep+1/2 is given if p≡ 3 ( mod 4). Conclusion The relations between the Euler numbers and the Dirichlet L-function is established.