# A323299 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 5 5 26 6 261 7 3216 8 19617 9 80860 10 262651 11 737716 12 1920821 13 5013152 14 14277485 15 47610876 16 186355041 17 820625616 18 3869589607 19 19039193980 20 96332399701 21 499138921736 22 2639262062801 23 14234781051932 24 78188865206145 25 437305612997376 26 2487692697142251