# A025078 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 8 5 19 6 31 7 65 8 105 9 210 10 340 11 654 12 1058 13 1985 14 3212 15 5911 16 9564 17 17345 18 28065 19 50305 20 81395 21 144516 22 233832 23 411900 24 666468 25 1166209 26 1886966 27 3283145 28 5312240 29 9197455 30 14881795 31 25655489 32 41511453 33 71293590 34 115355452