# A005403 (b-file synthesized from sequence entry) 1 1 2 3 3 5 4 10 5 17 6 31 7 53 8 92 9 156 10 265 11 445 12 746 13 1243 14 2066 15 3421 16 5652 17 9314 18 15320 19 25152 20 41232 21 67497 22 110361 23 180249 24 294115 25 479500 26 781143 27 1271675 28 2068987 29 3364358 30 5468074 31 8883329 32 14425997 33 23418648 34 38004865 35 61658326 36 100007327