# A044966 (b-file synthesized from sequence entry) 1 1 2 5 3 7 4 17 5 23 6 25 7 53 8 71 9 77 10 79 11 161 12 215 13 233 14 239 15 241 16 485 17 647 18 701 19 719 20 725 21 727 22 1457 23 1943 24 2105 25 2159 26 2177 27 2183 28 2185 29 4373 30 5831 31 6317 32 6479 33 6533 34 6551 35 6557 36 6559 37 13121 38 17495 39 18953 40 19439 41 19601 42 19655 43 19673