5,3

H. Heesch, Ein zum Vierfarbensatz aquivalenter Satz der Panisochromie [ A theorem of panisochromaticity equivalent to the four color theorem ], pp. 229-253 of Graph Theory in Memory of G. A. Dirac (Sandbjerg, 1985). Edited by L. D. Andersen et al., Annals of Discrete Mathematics, 41. North-Holland Publishing Co., Amsterdam-New York, 1989.

Adjacent sequences: A006671 A006672 A006673 this_sequence A006675 A006676 A006677

Sequence in context: A057693 A053496 A079577 this_sequence A006389 A030269 A060181

nonn

njas