A103660 (1/2) * number of occurrences of the most frequent volume given in A103659 assumed by triangular pyramids with their 4 vertices chosen from distinct points of an (n+1)X(n+1)X(n+1) lattice cube.
28, 2636, 47175, 433800, 2539628, 11995110, 44602758, 139885368, 379716780, 926937330, 2055408018, 4473284223, 8941638240, 16995482919
Offset: 1