Shifts one place left under 3rd-order binomial transform.

A004212

Shifts one place left under 3rd-order binomial transform.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =19a(4) =109a(5) =742a(6) =5815a(7) =51193a(8) =498118a(9) =5296321a(10) =60987817a(11) =754940848a(12) =9983845261a(13) =140329768789

External references