# A053915 (b-file synthesized from sequence entry) 1 1 2 9 3 81 4 11881 5 19881 6 111999889 7 1199998881 8 1981191998999889 9 11181188899981881 10 889111189818189198888889 11 18891818199881191889889889 12 8819999189981919818818919999881