# A082550 (b-file synthesized from sequence entry) 1 1 2 1 3 3 4 3 5 7 6 11 7 19 8 31 9 59 10 103 11 187 12 343 13 631 14 1171 15 2191 16 4095 17 7711 18 14571 19 27595 20 52431 21 99879 22 190651 23 364723 24 699071 25 1342183 26 2581111 27 4971067 28 9586983 29 18512791 30 35791471 31 69273667 32 134217727 33 260301175 34 505290271 35 981706831 36 1908874583 37 3714566311