# A133025 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 8 5 16 6 32 7 64 8 128 9 256 10 512 11 1024 12 2048 13 4096 14 8191 15 16382 16 32764 17 65528 18 131056 19 262112 20 524224 21 1048448 22 2096896 23 4193792 24 8387584 25 16775168 26 33550336