# A186001 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 5 4 15 5 52 6 205 7 917 8 4658 9 26817 10 173899 11 1257916 12 10036409 13 87351977 14 821268402 15 8273013085 16 88696718215 17 1006586902196 18 12037812901733 19 151136735414301 20 1985815346287906