#include <cassert>
#include <iostream>
#include <vector>
using namespace std;

#define FOR(i,m,n) for(int i=(m);i<(n);++i)
#define REP(i,n) FOR(i,0,n)
/*-------------------------------------------------*/
template <typename T>
vector<vector<T> > rot(const vector<vector<T> > &grid, int angle) {
  int h = grid.size(), w = grid.front().size();
  if (angle == 45) {
    vector<vector<T> > rotated_grid(h + w - 1, vector<T>(h + w - 1, ' '));
    REP(i, h) REP(j, w) rotated_grid[i + j][j - i + h - 1] = grid[i][j];
    return rotated_grid;
  } else if (angle == 90) {
    vector<vector<T> > rotated_grid(w, vector<T>(h));
    REP(i, h) REP(j, w) rotated_grid[w - 1 - j][i] = grid[i][j];
    return rotated_grid;
  } else {
    assert(false);
  }
}

// http://phyllo-algo.hatenablog.com/entry/2018/10/29/000320
int main() {
  cin.tie(0); ios::sync_with_stdio(false);
  // freopen("input.txt", "r", stdin);

  int h, w; cin >> h >> w;
  vector<vector<char> > s(h, vector<char>(w)); REP(i, h) REP(j, w) cin >> s[i][j];
  // マンハッタン距離を考えるため45度回転させる
  s = rot(s, 45);

  int ans = 0;
  REP(_, 4) {
    h = s.size(); w = s.front().size();
    vector<vector<int> > row(h, vector<int>(w + 1, 0));
    REP(i, h) {
      REP(j, w) row[i][j + 1] = row[i][j] + (s[i][j] == '#' ? 1 : 0);
    }
    REP(i, h) REP(j, w) if (s[i][j] == '#') {
      FOR(k, j + 1, w) if (s[i][k] == '#') {
        int r = i - (k - j);
        if (r >= 0) ans += row[r][k] - row[r][j];
      }
    }
    s = rot(s, 90);
  }
  cout << ans << '\n';
  return 0;
}
