login
Unbranched mono-5-catapolyheptagons.
2

%I #6 Feb 09 2019 08:37:38

%S 0,2,12,54,256,1144,5120,22496,98304

%N Unbranched mono-5-catapolyheptagons.

%D B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, Match, No. 34 (Oct 1996), pp. 109-121. See Table 5.

%H B. N. Cyvin et al., <a href="/A323850/a323850.png">Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons</a>, 1996 [Annotated scanned copy of pages 118, 119 only].

%Y Cf. A038177.

%K nonn,more

%O 2,2

%A _N. J. A. Sloane_.