# A018049 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 2 5 2 6 3 7 3 8 4 9 5 10 6 11 7 12 8 13 10 14 11 15 13 16 16 17 19 18 23 19 27 20 32 21 38 22 45 23 54 24 64 25 76 26 91 27 108 28 128 29 152 30 181 31 215 32 256 33 304 34 362 35 431 36 512 37 609 38 724 39 861 40 1024 41 1218 42 1448 43 1722 44 2048 45 2435 46 2896 47 3444 48 4096 49 4871