Pi Formula
Number used: 4364
81 Numbers :
8665, 8666, 8663, 8675, 8676, 8673, 8645, 8646, 8643
8765, 8766, 8763, 8775, 8776, 8773, 8745, 8746, 8743
8465, 8466, 8463, 8475, 8476, 8473, 8445, 8446, 8443
9665, 9666, 9663, 9675, 9676, 9673, 9645, 9646, 9643
9765, 9766, 9763, 9775, 9776, 9773, 9745, 9746, 9743
9465, 9466, 9463, 9475, 9476, 9473, 9445, 9446, 9443
6665, 6666, 6663, 6675, 6676, 6673, 6645, 6646, 6643
6765, 6766, 6763, 6775, 6776, 6773, 6745, 6746, 6743
6465, 6466, 6463, 6475, 6476, 6473, 6445, 6446, 6443