Output of /home/aschiem/Pgm/Hn/hn --invar -t --shells-6 -D5 &K=Q(sqrt(-2)) &Hdim=3 V=K^3 &HNeighbourhood at <2,w> contains 2 classes: mass of the neighbourhood is 1/32 Steinitz class <1,w>: &Hlattice (#1 <- #1) 1 0 1 0 0 1 |Aut| = 2^4*3 #short vectors: 6 18 44 90 144 212 &Hlattice (#2 <- #2) 1 0 2 0 1-w 2 |Aut| = 2^5*3 #short vectors: 2 26 52 74 144 196 &Adjacence matrix (M_ij=#{neighbours of class i isometric to class j}): 3 3 6 0 classes of Z-lattices with respect to the trace form (scaled by 1/2) &Dim=6 V=Q^6 &Genus of the trace-forms: det= 8 = 2^3 2-adic symbol: [1^3 2^3]_6 -1-adic symbol: +^6 -^0 level(of 2-scaled form)=8, weight=3 a_0,..,a_3 determine modular form &Gram (#1 <- H1) 1 0 1 0 0 1 0 0 0 2 0 0 0 0 2 0 0 0 0 0 2 |Aut| = 2^8*3^2 #short vectors: 6 18 44 &Gram (#2 <- H2) 1 0 2 0 1 2 0 -1 -1 2 0 1 1 0 2 0 0 0 0 0 2 |Aut| = 2^9*3^2 #short vectors: 2 26 52