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A014559 Erroneous version of A001168. 0
1, 2, 6, 19, 53, 216, 760, 2725, 9910, 39446, 125268 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

D. H. Riedelmeier, Counting polyominoes: yet another attack, Discrete Math., 36, 191-203, 1981.

LINKS

Table of n, a(n) for n=0..10.

CROSSREFS

Sequence in context: A192712 A214948 A192713 * A192714 A027098 A183305

Adjacent sequences:  A014556 A014557 A014558 * A014560 A014561 A014562

KEYWORD

dead

STATUS

approved

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Last modified September 17 10:52 EDT 2019. Contains 327129 sequences. (Running on oeis4.)