# A151320 (b-file synthesized from sequence entry) 0 1 1 3 2 13 3 58 4 270 5 1280 6 6150 7 29805 8 145360 9 712206 10 3501803 11 17264747 12 85302729 13 422197260 14 2092558843 15 10383452493 16 51573082768 17 256362474771 18 1275210602985 19 6346900307554 20 31605149836728 21 157449319326981 22 784667701737738 23 3911759095866487 24 19506630908252765 25 97297440023869383