# A018063 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 4 4 7 5 11 6 18 7 30 8 49 9 79 10 129 11 210 12 343 13 557 14 907 15 1476 16 2401 17 3905 18 6352 19 10332 20 16807 21 27337 22 44467 23 72329 24 117649 25 191365 26 311269 27 506304 28 823543 29 1339555 30 2178889 31 3544131 32 5764801 33 9376890