User blog comment:Vel!/Kleene's JavaScript/@comment-5029411-20160214233657

$$\omega^\omega$$

sup(function (n) {      function add_omega_power(program,level) {           return "sup(function(n){var r=" + JSON.stringify(program) + ";for(var i=0;i<n;i++){if level = 0 { r+=\"+1\"; } else { add_omega(program,level); };}return r;})";       }       var result = "0";       result = add_omega_power(result,1);       return add_omega_power(0,JSON.stringify(result));   })