# A054736 (b-file synthesized from sequence entry) 1 4 2 8 3 11 4 15 5 21 6 29 7 40 8 55 9 76 10 105 11 145 12 200 13 276 14 381 15 526 16 726 17 1002 18 1383 19 1909 20 2635 21 3637 22 5020 23 6929 24 9564 25 13201 26 18221 27 25150 28 34714 29 47915 30 66136 31 91286 32 126000 33 173915 34 240051 35 331337 36 457337 37 631252 38 871303 39 1202640 40 1659977 41 2291229 42 3162532 43 4365172