# A093988 (b-file synthesized from sequence entry) 1 1 2 3 3 5 4 7 5 11 6 13 7 35 8 45 9 47 10 57 11 87 12 183 13 325 14 367 15 447 16 809 17 1157 18 2789 19 5775 20 14829 21 20687 22 46463 23 62491