Journal of Combinatorial Theory, Series AVolume 51, Issue 1, May 1989, Pages 127-128NoteA heptomino of order 76Author links open overlay panelKarl A DahlkeShow moreShareCitehttps://doi.org/10.1016/0097-3165(89)90084-8Get rights and contentUnder an Elsevier user licenseopen archivePrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 1989 Published by Elsevier Inc.