# A027331 (b-file synthesized from sequence entry) 2 5 3 36 4 293 5 2374 6 19398 7 159072 8 1310669 9 10844525 10 90088935 11 751173656 12 6284938344 13 52752138077 14 444072874534 15 3748425872686 16 31720368301774 17 269056938823323 18 2287158222456938 19 19481849054942368 20 166260043774604820 21 1421400361753347588 22 12172156656845655429