# A020114 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 4 6 18 7 105 8 741 9 6006 10 54718 11 553254 12 6147264 13 74450194 14 976124761 15 13774204959 16 208143541602 17 3353423725802 18 57380805974820 19 1039230152655058 20 19860842917407766 21 399423618672311730