# A149343 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 12 4 41 5 156 6 616 7 2395 8 9791 9 41089 10 171762 11 727439 12 3144822 13 13642362 14 59321761 15 260946859 16 1155680832 17 5123803967 18 22833022929 19 102400459379 20 460260024518 21 2073172012199 22 9379133327209 23 42558419134854 24 193388260313188 25 881001386618136 26 4024811098167125 27 18415926134123861