# A245164 (b-file synthesized from sequence entry) 0 1 1 2 2 4 3 62 4 448 5 5882 6 82144 7 1762742 8 32401408 9 839773682 10 20709251584 11 658128799022 12 19691428538368 13 735018387765482 14 26206768383361024 15 1124046915311796902 16 46319665594721763328 17 2246606049886763789282 18 105187723831561379774464 19 5688928855528010885284382