Stamp folding $s(8)$

The number of distinct ways to fold a strip of $8$ labeled stamps.

Value: $1392$

Updates

Lower bound: $1392$
Reference unknown
[via Number of ways of folding a strip of n labeled stamps. - OEIS]
Upper bound: $1392$
Reference unknown
[via Number of ways of folding a strip of n labeled stamps. - OEIS]