# A048792 (b-file synthesized from sequence entry) 0 0 1 1 2 7 3 10 4 11 5 68 6 70 7 100 8 101 9 110 10 324 11 680 12 700 13 1000 14 1001 15 1010 16 1100 17 3240 18 6800 19 7000 20 7618 21 10000 22 10001 23 10010 24 10100 25 11000 26 31177 27 32400 28 52308 29 68000 30 69314 31 70000 32 76180 33 100000 34 100001 35 100010 36 100100 37 101000 38 110000 39 311770