# A053522 (b-file synthesized from sequence entry) 1 1 2 1 3 3 4 5 5 9 6 15 7 25 8 41 9 67 10 109 11 177 12 287 13 465 14 753 15 1219 16 1973 17 3193 18 323 19 3517 20 3841 21 115 22 3957 23 4073 24 251 25 4325 26 4577 27 1113 28 1423 29 2537 30 3961 31 1625 32 1397 33 3023 34 4421 35 3723 36 4073 37 3899 38 3987 39 493 40 4481 41 4975 42 4729 43 4853 44 599 45 2727 46 3327 47 757