%I #12 Mar 07 2020 21:28:35

%S 1,5,24,104,438,1796,7238,28848,113518,444278,1720384,6643492,

%T 25421620,97136712,368280210,1395104236,5250325378,19746342212,

%U 73863421894,276113486146,1027609657470,3821478801772,14161346139866,52428406903688,193568833452364,713860635606784

%N Number of semi-meanders of order n with 5 components.

%H Andrew Howroyd, <a href="/A046724/b046724.txt">Table of n, a(n) for n = 5..40</a>

%H P. Di Francesco, O. Golinelli and E. Guitter, <a href="http://arXiv.org/abs/hep-th/9506030">Meander, folding and arch statistics</a>, arXiv:hep-th/9506030, 1995.

%Y Cf. A000682, A046726.

%K nonn

%O 5,2

%A _N. J. A. Sloane_

%E a(15)-a(40) from _Andrew Howroyd_, Dec 07 2015