0,2

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

Table of n, a(n) for n=0..36.

Sequence in context: A197245 A302462 A303244 * A302370 A303086 A131502

Adjacent sequences: A038278 A038279 A038280 * A038282 A038283 A038284

nonn,tabf,easy

N. J. A. Sloane.

approved