# A203269 (b-file synthesized from sequence entry) 0 1 1 2 2 8 3 4 4 132 5 24 6 1556 7 88 8 5364 9 168 10 5612 11 136 12 1128168 13 28656 14 86804 15 1672 16 3434920 17 48080 18 173886368 19 2462176 20 4093653652 21 62126504 22 4292224444 23 10991336 24 182512332988 25 4948498616