%I #13 Nov 06 2013 10:42:15
%S 1,8,24,248
%N Dimensions of integral lattices that are irreducible modulo every prime (there may be missing terms!).
%D R. Gow, Even unimodular lattices ... J. Alg. 22 (1989), 510-519.
%D R. Gow, Unimodular integral lattices ... Bull. Lond. Math. Soc. 21 (1989), 257-262.
%D B. H. Gross, Groups over Z, Invent Math. 124 (1996) 263-279.
%D J. G. Thompson, A simple subgroup of E_8(3), in Finite Groups Sympos., ed. N Iwahori, Japan Soc. Promotion Science, Tokyo, 1976, pp. 113-116.
%D J. G. Thompson, Finite groups and integral lattices, J. Alg 38 (1976) 523-524.
%K nonn,nice
%O 1,2
%A _N. J. A. Sloane_ and _J. H. Conway_