# A109123 (b-file synthesized from sequence entry) 0 432 1 9472 2 64800 3 269568 4 842800 5 2184192 6 4953312 7 10163200 8 19288368 9 34387200 10 58238752 11 94493952 12 147841200 13 224186368 14 330847200 15 476762112 16 672713392 17 931564800 18 1268513568 19 1701356800 20 2250772272 21 2940613632 22 3798220000 23 4854739968 24 6145470000 25 7710207232