# A324971 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 1 7 4 8 12 9 31 10 79 11 192 12 459 13 1082 14 2537 15 5922 16 13816 17 32222 18 75254 19 176034 20 412667 21 969531 22 2283278