# A023438 (b-file synthesized from sequence entry) 0 0 1 1 2 1 3 2 4 3 5 5 6 8 7 13 8 21 9 33 10 53 11 84 12 134 13 213 14 339 15 539 16 857 17 1363 18 2167 19 3446 20 5479 21 8712 22 13852 23 22025 24 35020 25 55682 26 88535 27 140771 28 223827 29 355886 30 565861 31 899722 32 1430563 33 2274603 34 3616631 35 5750463 36 9143267 37 14537844 38 23115250 39 36753372 40 58438059