%I #7 Apr 02 2016 18:41:20
%S 0,0,1,5,16,31,53,86,127,167,214,265
%N Number of regular tetrahedra in an n-node-per-edge tetrahedral grid that have all four vertices on the boundary of the parent grid.
%Y Cf. A269747, A270806.
%K nonn,more
%O 0,4
%A _N. J. A. Sloane_, Apr 02 2016