# A218874 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 1 11 2 12 4 13 8 14 18 15 36 16 73 17 146 18 295 19 590 20 1182 21 2364 22 4732 23 9464 24 18929 25 37858 26 75721 27 151442 28 302878 29 605756 30 1211504 31 2423008 32 4845968 33 9691936 34 19383784 35 38767568 36 77534894 37 155069788 38 310139104 39 620278208 40 1240555349