A038177 Number of unbranched mono-5-catapolyheptagons.

1, 3, 12, 58, 256, 1160, 5120, 22560, 98304

Offset: 2

Author

N. J. A. Sloane

Keywords

• nonn
• more

References

• 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 Tables 4 and 5.

Links

• B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, 1996 [Annotated scanned copy of pages 118, 119 only].

Crossrefs

Cf. A038175.