# A150386 (b-file synthesized from sequence entry) 0 1 1 2 2 7 3 23 4 100 5 368 6 1686 7 6656 8 31226 9 127887 10 609765 11 2559417 12 12319958 13 52642465 14 255233171 15 1104774994 16 5383290940 17 23543707785 18 115154181131 19 507764596679 20 2490990817895 21 11058013965850 22 54374327267962 23 242750992541387 24 1195937237740590 25 5364847080376535 26 26471952320243373 27 119244489489488329