# A049911 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 4 5 6 6 14 7 26 8 42 9 56 10 152 11 302 12 594 13 1160 14 2210 15 3978 16 6340 17 8550 18 23438 19 46874 20 93738 21 187448 22 374786 23 749130 24 1496644 25 2989158 26 5961218 27 11852136 28 23423224 29 45724590 30 86984606 31 156507206 32 249453030 33 336437636 34 922328300