# A288959 (b-file synthesized from sequence entry) 1 0 2 18 3 288 4 1800 5 7200 6 22050 7 56448 8 127008 9 259200 10 490050 11 871200 12 1472328 13 2384928 14 3726450 15 5644800 16 8323200 17 11985408 18 16901298 19 23392800 20 31840200 21 42688800 22 56455938 23 73738368 24 95220000 25 121680000 26 154001250 27 193179168 28 240330888 29 296704800 30 363690450