Here m = ∑ i = 1 n ϕ ( i ) {\displaystyle m=\sum _{i=1}^{n}\phi (i)} is the number of terms in the Farey sequence of order n.
Εδώ m = ∑ i = 1 n ϕ ( i ) {\displaystyle m=\sum _{i=1}^{n}\phi (i)} είναι ο αριθμός των όρων της ακολουθίας Farey τάξης n.