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A030138 Number of one-sided triangular n-ominoes (or triominoes) on the icosahedron. 1

%I #16 Mar 16 2017 01:48:01

%S 1,1,1,4,6,14,26,58,109,225,359,532,549,433,214,89,20,6,1,1

%N Number of one-sided triangular n-ominoes (or triominoes) on the icosahedron.

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

%Y Cf. A030137.

%K nonn,fini,full

%O 1,4

%A _David W. Wilson_

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)