# A255451 (b-file synthesized from sequence entry) 0 1 1 5 2 21 3 85 4 333 5 1293 6 4997 7 19269 8 74237 9 285885 10 1100725 11 4237685 12 16314029 13 62803821 14 241772773 15 930737317 16 3582994525 17 13793193757 18 53098638101 19 204409869525 20 786901384973 21 3029275306957 22 11661574029893 23 44892686930437 24 172820009444029 25 665292226131325 26 2561125574008437 27 9859372988945461 28 37954888549712749