# A020999 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 1 4 1 5 1 6 1 7 1 8 2 9 2 10 3 11 3 12 5 13 6 14 8 15 10 16 14 17 17 18 24 19 30 20 41 21 53 22 72 23 93 24 126 25 165 26 222 27 293 28 395 29 522 30 704 31 936 32 1259 33 1681 34 2263 35 3027 36 4079 37 5470 38 7371 39 9906 40 13361 41 17980 42 24271 43 32712 44 44182 45 59626 46 80598 47 108879 48 147285 49 199165