# A194691 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 7 4 23 5 71 6 245 7 844 8 3031 9 11023 10 40890 11 153456 12 582868 13 2234096 14 8634800 15 33607223 16 131619098 17 518285703 18 2050849866 19 8150520122 20 32519072805 21 130205541912 22 523022475545 23 2107119140699 24 8511959958494 25 34470547999253 26 139914333878668 27 569112388312690