# A287005 (b-file synthesized from sequence entry) 1 9 2 13 3 49 4 129 5 361 6 989 7 2689 8 7233 9 19273 10 50925 11 133585 12 348225 13 902825 14 2329661 15 5986593 16 15327617 17 39115913 18 99532493 19 252601201 20 639548673 21 1615746537 22 4073951645 23 10253517761 24 25763633089 25 64635943881 26 161928486829 27 405134009617 28 1012371656385