# A108071 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 4 5 8 6 21 7 53 8 151 9 458 10 1477 11 4918 12 16956 13 59494 14 212364 15 766753 16 2796876 17 10284793 18 38096072 19 141998218 20 532301941 21 2005638293 22 7592441954 23 28865031086 24 110174528925 25 422064799013 26 1622379252093