# A245415 (b-file synthesized from sequence entry) 1 5 2 10 3 25 4 60 5 150 6 375 7 940 8 2350 9 5875 10 14685 11 36715 12 91785 13 229465 14 573660 15 1434150 16 3585375 17 8963440 18 22408600 19 56021500 20 140053750 21 350134375 22 875335935 23 2188339840 24 5470849600 25 13677124000 26 34192810000 27 85482025000 28 213705062500 29 534262656250