# A073217 (b-file synthesized from sequence entry) 1 1 2 3 3 5 4 13 5 15 6 25 7 63 8 65 9 75 10 125 11 313 12 315 13 325 14 375 15 625 16 1563 17 1565 18 1575 19 1625 20 1875 21 3125 22 7813 23 7815 24 7825 25 7875 26 8125 27 9375 28 15625 29 39063 30 39065 31 39075 32 39125 33 39375 34 40625 35 46875 36 78125