The number of meandering curves of order n, with only one extremity covered by its arcs.

A217310

The number of meandering curves of order n, with only one extremity covered by its arcs.

Terms

    a(0) =0a(1) =0a(2) =4a(3) =4a(4) =32a(5) =38a(6) =264a(7) =342a(8) =2288a(9) =3134a(10) =20740a(11) =29526a(12) =194916a(13) =285458a(14) =1885840a(15) =2822310a(16) =18682016a(17) =28440970a(18) =188717116a(19) =291294678a(20) =1937706144a(21) =3025232480a(22) =20173268632a(23) =31797822936a(24) =212530874156a(25) =337731551446

External references