# A136751 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 5 4 13 5 36 6 104 7 310 8 943 9 2913 10 9112 11 28805 12 91893 13 295484 14 956671 15 3115805 16 10200445 17 33544983 18 110755143 19 366976365 20 1219814018 21 4066305982 22 13590864072 23 45534416250 24 152895704998 25 514446539489 26 1734239511881