# A268414 (b-file synthesized from sequence entry) 0 1 1 3 2 11 3 49 4 237 5 1175 6 5863 7 29301 8 146489 9 732427 10 3662115 11 18310553 12 91552741 13 457763679 14 2288818367 15 11444091805 16 57220458993 17 286102294931 18 1430511474619 19 7152557373057 20 35762786865245 21 178813934326183 22 894069671630871 23 4470348358154309 24 22351741790771497 25 111758708953857435