Number of meanders of order n without 1-1 cuts.
A208358
Number of meanders of order n without 1-1 cuts.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =18a(4) =110a(5) =772a(6) =5936a(7) =48618a(8) =417398a(9) =3716972a(10) =34086194a(11) =320225348a(12) =3069943298a(13) =29943487732a(14) =296447910268
External references
- oeis: A208358