# A145349 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 34 4 416 5 6319 6 111124 7 2177346 8 46440184 9 1061938195 10 25762345804 11 658072997702 12 17600573291712 13 490770914734054 14 14219015899154068 15 426904437068035200 16 13252855203929697200 17 424634035832800883743 18 14020984603588221319072 19 476460483567807053745450