# A049927 (b-file synthesized from sequence entry) 1 1 2 3 3 3 4 4 5 7 6 15 7 29 8 47 9 62 10 168 11 335 12 659 13 1286 14 2451 15 4411 16 7030 17 9481 18 25989 19 51977 20 103943 21 207854 22 415587 23 830683 24 1659574 25 3314569 26 6610179 27 13142404 28 25973164 29 50702341 30 96454077 31 173545169 32 276609425 33 373063502 34 1022736426