# A137529 (b-file synthesized from sequence entry) 0 1 1 3 2 4 3 4 4 8 5 24 6 32 7 32 8 64 9 192 10 256 11 256 12 512 13 1536 14 2048 15 2048 16 4096 17 12288 18 16384 19 16384 20 32768