# A318268 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 2 4 34 5 250 6 1234 7 4830 8 16174 9 48444 10 133416 11 344220 12 843020 13 1978804 14 4484228 15 9865742 16 21166390 17 44439910 18 91570126 19 185614242 20 370846914 21 731502296 22 1426514540 23 2753525208 24 5266164280 25 9987859912 26 18799814312 27 35141997050 28 65274659562 29 120540177522