# A329729 (b-file synthesized from sequence entry) 1 2 2 20 3 36 4 440 5 1008 6 2052 7 20240 8 86688 9 116928 10 192024 11 354240 12 1460160 13 1902560 14 42451200 15 43007328 16 77299200 17 1595255040 18 4556027520 19 17973550080 20 34221035520 21 62863257600 22 76146739200 23 91506844800 24 602152462080 25 1106232422400