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A003104 Hexagonal n-element polyominoes whose graph is a path.
(Formerly M1208)
+0
2
1, 1, 2, 4, 10, 24, 67 (list; graph; listen)
OFFSET

1,3

COMMENT

Could this be the same as A121186?

REFERENCES

E. M. Palmer, Variations of the cell growth problem, Lect. Notes Math. 303 (1972), 215-224.

CROSSREFS

Sequence in context: A001997 A000084 A057734 this_sequence A121186 A028506 A029893

Adjacent sequences: A003101 A003102 A003103 this_sequence A003105 A003106 A003107

KEYWORD

nonn,more

AUTHOR

njas

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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