finite p-groups;
enumeration of subgroups;
type of regular p-groups;
D O I:
10.1142/S1005386719000300
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
Assume G is a group of order p(n), where p is an odd prime. Let s(k) (G) denote the number of subgroups of order p(k) of G. We give a criterion for a p-group to be with s(k) (G) <= p(4) for each integer k satisfying 1 <= k <= n. Moreover, such p-groups are classified.