# A057873 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 5 5 13 6 29 7 149 8 217 9 449 10 855 11 1578 12 2834 13 5445 14 9425 15 17054 16 30095 17 53610 18 94905 19 170505 20 300335 21 532606 22 942870 23 1669907 24 2957734 25 5236935 26 9271871 27 16416945 28 29066281 29 51463071 30 91587523 31 161792680 32 286563514 33 507342270