# A166705 (b-file synthesized from sequence entry) 1 1 2 9 3 17 4 81 5 89 6 153 7 161 8 729 9 289 10 801 11 809 12 1377 13 1385 14 1449 15 1513 16 6561 17 6569 18 2601 19 2609 20 7209 21 2737 22 7281 23 7289 24 12393 25 7921 26 12465 27 4913 28 13041 29 13049 30 13617 31 13625 32 59049 33 13753 34 59121 35 14329 36 23409 37 23417 38 23481 39 23545 40 64881 41 64889