# A072017 (b-file synthesized from sequence entry) 1 2899999989 2 2989999899 3 2999889999 4 3799999899 5 3898989999 6 3899799999 7 3899999988 8 3979989999 9 3988899999 10 3989999898 11 3989999979 12 3998999889 13 3999889998 14 3999898989 15 3999899799 16 3999979989 17 3999988899 18 4699998999