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A393693
Number of open Platonic solids in the order tetrahedron, cube, octahedron, dodecahedron, icosahedron.
1
6, 122, 185, 2423206, 16096166
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..5.
Mikael Vejdemo-Johansson,
Incomplete Open Platonic Solids
, arXiv:2602.20425 [math.CO], 2026.
EXAMPLE
a(2) =
A222186
(3) - 1 (excluding the complete cube).
CROSSREFS
Cf.
A053016
,
A063723
,
A222186
,
A393969
.
Sequence in context:
A126244
A336808
A393856
*
A296801
A249168
A360576
Adjacent sequences:
A393690
A393691
A393692
*
A393694
A393695
A393696
KEYWORD
nonn
,
fini
,
full
,
changed
AUTHOR
Michel Marcus
, Feb 25 2026
STATUS
approved
