# A027085 (b-file synthesized from sequence entry) 0 5 1 16 2 39 3 84 4 169 5 328 6 623 7 1168 8 2173 9 4024 10 7431 11 13700 12 25233 13 46448 14 85471 15 157248 16 289269 17 532096 18 978727 19 1800212 20 3311161 21 6090232 22 11201743 23 20603280 24 37895405 25 69700584 26 128199431 27 235795588 28 433695777 29 797690976