Identifier
Values
[1,0] => [1,1,0,0] => 1100 => 2
[1,0,1,0] => [1,1,0,1,0,0] => 110100 => 2
[1,1,0,0] => [1,1,1,0,0,0] => 111000 => 3
[1,0,1,0,1,0] => [1,1,0,1,0,1,0,0] => 11010100 => 2
[1,0,1,1,0,0] => [1,1,0,1,1,0,0,0] => 11011000 => 5
[1,1,0,0,1,0] => [1,1,1,0,0,1,0,0] => 11100100 => 3
[1,1,0,1,0,0] => [1,1,1,0,1,0,0,0] => 11101000 => 3
[1,1,1,0,0,0] => [1,1,1,1,0,0,0,0] => 11110000 => 4
[] => [1,0] => 10 => 1
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Description
The length of the longest palindromic prefix of a binary word.
Map
prime Dyck path
Description
Return the Dyck path obtained by adding an initial up and a final down step.
Map
to binary word
Description
Return the Dyck word as binary word.