# A133632 (b-file synthesized from sequence entry) 1 1 2 4 3 5 4 20 5 25 6 100 7 125 8 500 9 625 10 2500 11 3125 12 12500 13 15625 14 62500 15 78125 16 312500 17 390625 18 1562500 19 1953125 20 7812500 21 9765625 22 39062500 23 48828125 24 195312500 25 244140625 26 976562500 27 1220703125 28 4882812500 29 6103515625 30 24414062500