GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
19 9 1 0 0 1 0 1 1 0 0 0 1 1 1 0 0 1 0 0 0 1 1 1 1 0 0 0 0 1 1 0 0 0 1 0 0 1 0 1 0 0 1 1 1 0 0 0 0 0 0 1 1 1 0 1 0 0 1 1 1 1 0 0 0 1 0 0 1 1 1 0 0 0 1 0 1 0 0 1 0 1 0 1 1 0 0 1 0 1 0 0 0 1 0 1 1 0 0 0 1 0 1 1 0 1 1 0 0 0 1 0 1 1 1 0 0 0 0 1 1 1 0 1 0 0 0 0 0 1 1 0 1 0 1 0 0 1 0 1 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 0 1 0 0 0 1 0 0 1 0 1 1 1 0 0 0 integral_closure 1 9 1 1 1 1 1 1 1 1 1 grading