# A331579 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 8 5 16 6 18 7 64 8 34 9 36 10 66 11 1024 12 68 13 4096 14 258 15 132 16 136 17 65536 18 146 19 262144 20 264 21 516 22 4098