# A002810 (b-file synthesized from sequence entry) 1 1 2 7 3 11 4 27 5 77 6 107 7 111 8 127 9 177 10 777 11 1127 12 1177 13 1777 14 7777 15 11777 16 27777 17 77777 18 107777 19 111777 20 127777 21 177777 22 777777 23 1127777 24 1177777 25 1777777 26 7777777 27 11777777 28 27777777 29 77777777 30 107777777 31 111777777 32 127777777 33 177777777 34 777777777