diff --git a/gtsam/discrete/TableFactor.cpp b/gtsam/discrete/TableFactor.cpp
index ea51a996c..ea51fa550 100644
--- a/gtsam/discrete/TableFactor.cpp
+++ b/gtsam/discrete/TableFactor.cpp
@@ -98,7 +98,17 @@ TableFactor::TableFactor(const DiscreteConditional& c)
 
 /* ************************************************************************ */
 Eigen::SparseVector<double> TableFactor::Convert(
-    const std::vector<double>& table) {
+    const DiscreteKeys& keys, const std::vector<double>& table) {
+  size_t max_size = 1;
+  for (auto&& [_, cardinality] : keys.cardinalities()) {
+    max_size *= cardinality;
+  }
+  if (table.size() != max_size) {
+    throw std::runtime_error(
+        "The cardinalities of the keys don't match the number of values in the "
+        "input.");
+  }
+
   Eigen::SparseVector<double> sparse_table(table.size());
   // Count number of nonzero elements in table and reserve the space.
   const uint64_t nnz = std::count_if(table.begin(), table.end(),
@@ -113,13 +123,14 @@ Eigen::SparseVector<double> TableFactor::Convert(
 }
 
 /* ************************************************************************ */
-Eigen::SparseVector<double> TableFactor::Convert(const std::string& table) {
+Eigen::SparseVector<double> TableFactor::Convert(const DiscreteKeys& keys,
+                                                 const std::string& table) {
   // Convert string to doubles.
   std::vector<double> ys;
   std::istringstream iss(table);
   std::copy(std::istream_iterator<double>(iss), std::istream_iterator<double>(),
             std::back_inserter(ys));
-  return Convert(ys);
+  return Convert(keys, ys);
 }
 
 /* ************************************************************************ */
@@ -250,7 +261,8 @@ void TableFactor::print(const string& s, const KeyFormatter& formatter) const {
     for (auto&& kv : assignment) {
       cout << "(" << formatter(kv.first) << ", " << kv.second << ")";
     }
-    cout << " | " << it.value() << " | " << it.index() << endl;
+    cout << " | " << std::setw(10) << std::left << it.value() << " | "
+         << it.index() << endl;
   }
   cout << "number of nnzs: " << sparse_table_.nonZeros() << endl;
 }
diff --git a/gtsam/discrete/TableFactor.h b/gtsam/discrete/TableFactor.h
index 07564892f..ee6f456db 100644
--- a/gtsam/discrete/TableFactor.h
+++ b/gtsam/discrete/TableFactor.h
@@ -80,12 +80,16 @@ class GTSAM_EXPORT TableFactor : public DiscreteFactor {
     return DiscreteKey(keys_[i], cardinalities_.at(keys_[i]));
   }
 
-  /// Convert probability table given as doubles to SparseVector.
-  /// Example) {0, 1, 1, 0, 0, 1, 0} -> values: {1, 1, 1}, indices: {1, 2, 5}
-  static Eigen::SparseVector<double> Convert(const std::vector<double>& table);
+  /**
+   * Convert probability table given as doubles to SparseVector.
+   * Example: {0, 1, 1, 0, 0, 1, 0} -> values: {1, 1, 1}, indices: {1, 2, 5}
+   */
+  static Eigen::SparseVector<double> Convert(const DiscreteKeys& keys,
+                                             const std::vector<double>& table);
 
   /// Convert probability table given as string to SparseVector.
-  static Eigen::SparseVector<double> Convert(const std::string& table);
+  static Eigen::SparseVector<double> Convert(const DiscreteKeys& keys,
+                                             const std::string& table);
 
  public:
   // typedefs needed to play nice with gtsam
@@ -111,11 +115,11 @@ class GTSAM_EXPORT TableFactor : public DiscreteFactor {
 
   /** Constructor from doubles */
   TableFactor(const DiscreteKeys& keys, const std::vector<double>& table)
-      : TableFactor(keys, Convert(table)) {}
+      : TableFactor(keys, Convert(keys, table)) {}
 
   /** Constructor from string */
   TableFactor(const DiscreteKeys& keys, const std::string& table)
-      : TableFactor(keys, Convert(table)) {}
+      : TableFactor(keys, Convert(keys, table)) {}
 
   /// Single-key specialization
   template <class SOURCE>