# A374518 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 5 5 9 6 17 7 32 8 58 9 112 10 201 11 371 12 694 13 1276 14 2342 15 4330 16 7958 17 14613 18 26866 19 49303 20 90369 21 165646 22 303342 23 555056 24 1015069 25 1855230