# A006777 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 8 5 14 6 26 7 43 8 74 9 120 10 197 11 311 12 495 13 768 14 1189 15 1811 16 2748 17 4116 18 6136 19 9058 20 13299 21 19370 22 28069 23 40399 24 57856 25 82374 26 116736 27 164574 28 231007 29 322749 30 449089 31 622263 32 858935 33 1181048 34 1618209 35 2209299 36 3006273 37 4077285 38 5512650 39 7430440 40 9986147