# A067106 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 38 5 358 6 2589 7 25789 8 257889 9 2578899 10 45578899 11 45578899 12 556788899 13 556788899 14 25567788899 15 455577888999 16 5557788888999 17 5557788888999 18 255577888889999 19 255577888889999 20 5555778888889999 21 355557778888889999