1,3
J. Brunvoll et al., Studies of some chemically relevant polygonal system mono-q-polyhexes, ACH Models in Chem., 133 (3) (1996), 277-298.
Cf. A018190.
Sequence in context: A104184 A193621 A183425 * A194530 A005964 A129416
Adjacent sequences: A039625 A039626 A039627 * A039629 A039630 A039631
nonn
N. J. A. Sloane (njas(AT)research.att.com).