Shifts left 2 places under "BHJ" (reversible, identity, labeled) transform.

A032083

Shifts left 2 places under "BHJ" (reversible, identity, labeled) transform.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =17a(6) =189a(7) =1586a(8) =19740a(9) =226874a(10) =3292668a(11) =47746676a(12) =809546512a(13) =14151766886a(14) =277125258626

External references