Stamp folding $s(20)$
The number of distinct ways to fold a strip of $20$ labeled stamps.
Value: $2050228360$ (2,050,228,360)
Updates
-
Lower bound: $2050228360$
(2,050,228,360)
Reference unknown
[via Number of ways of folding a strip of n labeled stamps. - OEIS] -
Upper bound: $2050228360$
(2,050,228,360)
Reference unknown
[via Number of ways of folding a strip of n labeled stamps. - OEIS]