# A184509 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 5 4 17 5 78 6 423 7 2547 8 16809 9 119633 10 904868 11 7217525 12 60369382 13 526911858 14 4781722888 15 44992996528 16 437927234508 17 4400711725541 18 45584253192633 19 486049982786691 20 5328493141214993 21 59997231748407317 22 693194446470892036