# A090490 (b-file synthesized from sequence entry) 1 1 2 110 3 11100 4 1111000 5 111110000 6 11111100000 7 1111111000006 8 111111110000064 9 11111111100000648 10 1111111111000006480 11 111111111110000064800 12 11111111111100000648000 13 1111111111111000006480005 14 111111111111110000064800052 15 11111111111111100000648000525