/*
www-ATLAS of Group Representations.
L2(7):2 represented as permutations on 56 points.
*/

G<x,y>:=PermutationGroup<56|\[
2,1,7,8,9,10,3,4,5,6,16,17,18,19,20,11,12,13,14,15,29,31,26,32,33,
23,34,35,21,36,22,24,25,27,28,30,47,44,45,48,49,50,43,38,39,51,37,40,41,42,
46,55,56,54,52,53]
,\[
3,5,4,1,6,2,11,12,7,14,9,13,8,15,10,21,23,25,27,29,22,16,24,17,26,
18,28,19,30,20,37,39,41,43,45,36,38,31,40,32,42,33,44,34,46,35,52,49,53,47,
54,50,48,55,51,56]
>;
print "Group G is L2(7):2 < Sym(56)";