%I #17 Apr 17 2021 01:43:49
%S 1,1,3,9,35,137,574,2431,10534,46123,204343,912967,4111375,18637303,
%T 84988775,389589095,1794280695,8298536715,38527147681,179487103411,
%U 838820394913,3931498654243,18475619837816,87036536948489,410947150379120,1944378509186237
%N Number of catacondensed simply-connected monopentapolyhexes (catafusenes).
%H S. J. Cyvin et al., <a href="http://dx.doi.org/10.1016/0166-1280(93)87033-A">Graph-theoretical studies on fluoranthenoids and fluorenoids:enumeration of some catacondensed systems</a>, J. Molec. Struct. (Theochem), 285 (1993), 179-185.
%F a(n) = A038392(n) + A044046(n).
%Y Cf. A024311, A038392, A044046.
%K nonn
%O 1,3
%A _N. J. A. Sloane_
%E More terms from _Sean A. Irvine_, Apr 16 2021