# A113914 (b-file synthesized from sequence entry) 1 1 2 5 3 13 4 29 5 61 6 131 7 271 8 569 9 1381 10 2789 11 5581 12 11171 13 22369 14 44741 15 89491 16 185543 17 373273 18 766229 19 1532701 20 3065411 21 6130849 22 12261701 23 24700549 24 49401101 25 98802211 26 202387391 27 409557751 28 819116231 29 1638232471 30 3276464969