# A200270 (b-file synthesized from sequence entry) 1 1 2 7 3 13 4 25 5 37 6 53 7 53 8 83 9 119 10 261 11 477 12 955 13 615 14 1617 15 937 16 2447 17 5409 18 13829 19 9379 20 17547