# A014869 (b-file synthesized from sequence entry) 1 1 2 3 3 9 4 19 5 27 6 57 7 81 8 171 9 243 10 381 11 513 12 729 13 1143 14 1539 15 2187 16 3429 17 4617 18 4707 19 6561 20 7239 21 10287 22 13053 23 13149 24 13851 25 14121 26 19683 27 21717 28 30861 29 39159 30 39447 31 41553 32 42363 33 48387 34 59049 35 65151 36 89433 37 92583 38 117477 39 118341 40 124659 41 127089 42 145161 43 177147