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A390191
Number of asymmetric polyominoes in {4,5} tessellation of the hyperbolic plane.
4
0, 0, 0, 1, 8, 39, 189, 907, 4348, 21099, 103676, 516314, 2602561, 13265172, 68282899, 354610139, 1856180378, 9785234438, 51915995526, 277044420920
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OFFSET
1,5
LINKS
Table of n, a(n) for n=1..20.
CROSSREFS
Cf. A119611, A390192, A390193, A390194.
Sequence in context: A097787 A215731 A144414 * A045909 A264091 A353211
Adjacent sequences: A390188 A390189 A390190 * A390192 A390193 A390194
KEYWORD
nonn,more
AUTHOR
John Mason, Érika Roldán and Rosemberg Toalá-Enríquez, Oct 30 2025
STATUS
approved

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Last modified May 21 20:09 EDT 2026. Contains 395806 sequences.
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