# A349148 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 3 4 6 5 9 6 25 7 39 8 84 9 158 10 381 11 610 12 2175 13 3489 14 7252 15 24744 16 54658 17 89031 18 273604 19 443746 20 1690517 21 5261990 22 9399018 23 15470605 24 58261863 25 102574465