6 n 5 10 July 8, 2019 16 32 64 128 N 6 5 10 49 53 10 n 6 5 w A 2 6 n 5 10 5 ⁄ 6 n 10 Solve 5 6 n 10 1 5 n 10 )= 6 31 2 5 n 9 6 n 10 5 n 6 ≤ 10 5 n6