# A331999 (b-file synthesized from sequence entry) 1 8 2 36 3 120 4 252 5 550 6 936 7 1666 8 2280 9 3312 10 5220 11 6820 12 9324 13 11726 14 14448 15 17625 16 22048 17 27081 18 30744 19 38190 20 45440 21 50589 22 59092 23 66815 24 76896 25 92150 26 102414 27 111240