# A228992 (b-file synthesized from sequence entry) 1 1 2 3 3 7 4 24 5 79 6 182 7 261 8 965 9 179751 10 360467 11 900685 12 19274852 13 20175537 14 39450389 15 59625926 16 99076315 17 158702241 18 1844800966 19 85019546677 20 171883894320 21 1803858489877 22 1975742384197 23 5755343258271 24 42263145192094 25 90281633642459 26 403389679761930