T = matrix(M=141, M) { m=-1; for (d=2, #T, for (k=1, d, n = d+1-k; x = 0; for (nn=1, n-1, if ([nn,k]!=[1,1], x = bitor(x, 2^T[nn,k]); ); ); for (kk=1, k-1, if ([n,kk]!=[1,1], x = bitor(x, 2^T[n,kk]); ); ); print (m++ " " T[n,k]=valuation(1+x,2)); ); ); } quit