GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
5 Hilbert basis elements of degree 1 embedding dimension = 9 grading: 1 1 1 0 0 0 0 0 0 with denominator = 3 *********************************************************************** 5 Hilbert basis elements of degree 1: 0 2 1 2 1 0 1 0 2 1 0 2 2 1 0 0 2 1 1 1 1 1 1 1 1 1 1 1 2 0 0 1 2 2 0 1 2 0 1 0 1 2 1 2 0