# A335984 (b-file synthesized from sequence entry) 1 4 2 5 3 7 4 9 5 11 6 19 7 21 8 31 9 33 10 39 11 49 12 51 13 81 14 99 15 101 16 123 17 129 18 159 19 171 20 177 21 189 22 231 23 291 24 441 25 879 26 1011 27 2751