154622domain: NAppears in sequencesConsider all integer triples (i,j,k), j,k>0, with i^3=j^3+binomial(k+2,3), ordered by increasing i; sequence gives k values.at n=32A054236Number of planar n X n X n binary triangular grids with mirror symmetry about one altitude with no more than 1 one in any 3 X 3 X 3 subtriangle.at n=14A153900