# A078054 (b-file synthesized from sequence entry) 0 1 1 -3 2 8 3 -23 4 65 5 -184 6 521 7 -1475 8 4176 9 -11823 10 33473 11 -94768 12 268305 13 -759619 14 2150616 15 -6088775 16 17238401 17 -48804968 18 138175513 19 -391199363 20 1107554720 21 -3135683679 22 8877676161 23 -25134274400 24 71159584801 25 -201465394563 26 570384233128 27 -1614858840183 28 4571951541185