"DIJ" (bracelet, indistinct, labeled) transform of 2,2,2,2,...

A032266

"DIJ" (bracelet, indistinct, labeled) transform of 2,2,2,2,...

Terms

    a(0) =1a(1) =2a(2) =6a(3) =22a(4) =126a(5) =1126a(6) =13566a(7) =199942a(8) =3449886a(9) =68063206a(10) =1510770366a(11) =37260158662

External references