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A030138 Number of one-sided triangular n-ominoes (or triominoes) on the icosahedron. 1
1, 1, 1, 4, 6, 14, 26, 58, 109, 225, 359, 532, 549, 433, 214, 89, 20, 6, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

REFERENCES

Daniel Johnson-Chyzhykov, G Menon, The Building Game: From Enumerative Combinatorics to Conformational Diffusion

LINKS

Table of n, a(n) for n=1..20.

CROSSREFS

Cf. A030137.

Sequence in context: A192782 A188576 A084214 * A009849 A103419 A005202

Adjacent sequences:  A030135 A030136 A030137 * A030139 A030140 A030141

KEYWORD

nonn,fini,full

AUTHOR

David W. Wilson

STATUS

approved

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Last modified February 25 13:30 EST 2018. Contains 299654 sequences. (Running on oeis4.)