^((0[48]|[2468][048]|[13579][26])0229[1-6]|000229[34]|\d\d((0[13578]|1[02])(0[1-9]|[12]\d|3[01])|(0[469]|11)(0[1-9]|[12]\d|30)|02(0[1-9]|1\d|2[0-8]))[1-6])\d{5}$