# A307933 (b-file synthesized from sequence entry) 3 120 4 408 5 1200 6 3240 7 8330 8 20720 9 50418 10 120760 11 285846 12 670416 13 1560728 14 3611020 15 8311110 16 19042656 17 43459344 18 98838684 19 224091320 20 506660240 21 1142669766 22 2571214756 23 5773744326 24 12940614624 25 28953267050 26 64676245192 27 144261049680 28 321334401528 29 714843635370 30 1588357198980