# A114174 (b-file synthesized from sequence entry) 0 1 1 3 2 16 3 95 4 601 5 3951 6 26650 7 183043 8 1274080 9 8959268 10 63512890 11 453227590 12 3252065077 13 23443729683 14 169680654790 15 1232381601759 16 8977925594880 17 65579423363511 18 480162707557696 19 3523121247341469 20 25899477669429042