# A054657 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 13 5 35 6 94 7 255 8 691 9 1876 10 5092 11 13829 12 37553 13 101992 14 276995 15 752307 16 2043218 17 5549310 18 15071694 19 40934215 20 111175866 21 301949926 22 820085698 23 2227325273 24 6049340413 25 16429805791 26 44622800991 27 121194031561 28 329158925122 29 893984605415 30 2428032213452