利用群的扩张理论对p6阶群Ф5(3111)进行了推广,由此得到有限p-群一个重要的无限类,给出了它的一些性质,特别地验证了它不仅是LA-群,而且满足LA(2)猜想.
By the generalization of Ф5(3111),an infinite class of finite p-group is obtained.And some properties are given.It is shown that the finite p-group satisfies LA-conjecture and LA(2)-conjecture.