Square array T(n,k) read by antidiagonals: coordination sequence for lattice C_n.
1, 1, 8, 1, 18, 16, 1, 32, 66, 24, 1, 50, 192, 146, 32, 1, 72, 450, 608, 258, 40, 1, 98
1 seqfan posts
Thu Feb 4 00:25:19 CET 2010 [seqfan] Number of points with maximum norm n in A2, A3, A4, A5, D5