Number of nonequivalent noncrossing caterpillars with n edges up to rotation and relection.

A361360

Number of nonequivalent noncrossing caterpillars with n edges up to rotation and relection.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =3a(4) =7a(5) =28a(6) =104a(7) =448a(8) =1886a(9) =8212a(10) =35556a(11) =155124a(12) =675897a(13) =2950074a(14) =12872294a(15) =56188904a(16) =245253691a(17) =1070581703a(18) =4673231521a(19) =20399699635a(20) =89048927767a(21) =388718917440

External references