# A076227 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 3 5 4 6 8 7 13 8 19 9 38 10 64 11 128 12 226 13 367 14 734 15 1295 16 2114 17 4228 18 7495 19 14990 20 27328 21 46611 22 93222 23 168807 24 286581 25 573162 26 1037374 27 1762293 28 3524586 29 6385637 30 12771274 31 23642078 32 41347483 33 82694966 34 151917636 35 263841377 36 527682754 37 967378591 38 1934757182 39 3611535862