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: A130217 A096044 A160464 * A139311 A140749 A010188

Adjacent sequences: A038313 A038314 A038315 * A038317 A038318 A038319

nonn,tabl,easy

N. J. A. Sloane.

approved