GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
gap4r8 / pkg / carat / carat-2.1b1 / tables / qcatalog / dim4 / dir.2-2;2-2 / ordnung.18 / (1)^1(3)^5 / group.114
561053 views#g2 4 -1 1 0 0 -1 0 0 0 0 0 1 0 0 0 0 1 4 -1 1 0 0 0 1 0 0 0 0 0 1 0 0 -1 1 2^1 * 3^2 = 18 % order of the group