Number of fusenes with 22 hexagons, C_(2v) symmetry and containing n carbon atoms.

Terms

a(0) =4a(1) =8a(2) =56a(3) =54a(4) =212a(5) =187a(6) =783a(7) =533a(8) =2535a(9) =1352a(10) =7484a(11) =3391a(12) =21245a(13) =8067a(14) =55794a(15) =16692a(16) =135190a(17) =31411a(18) =291344a(19) =52815a(20) =574364a(21) =76282a(22) =971115a(23) =76761a(24) =1342969a(25) =51319a(26) =1274425a(27) =0a(28) =751033