# A224291 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 1 6 11 7 60 8 270 9 1084 10 4028 11 14144 12 47577 13 154740 14 489728 15 1514786 16 4593118 17 13682374 18 40106060 19 115824376 20 329901232 21 927585696 22 2576685888 23 7076644480 24 19228648192 25 51725149184