GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
#g2 f1 z1 c1 % not really a bravais group, just top foul the program symbol 3d0 1 3d0 1 3d0 1 3d0 % zentr -1 3d0 % cen -1 2^3 * 3^1 = 24 %order of the group
GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
#g2 f1 z1 c1 % not really a bravais group, just top foul the program symbol 3d0 1 3d0 1 3d0 1 3d0 % zentr -1 3d0 % cen -1 2^3 * 3^1 = 24 %order of the group