Triangle read by rows, the Bell transform of the quartic factorial numbers A007696(n+1) without column 0.

A049029

Triangle read by rows, the Bell transform of the quartic factorial numbers A007696(n+1) without column 0.

Terms

    a(0) =1a(1) =5a(2) =1a(3) =45a(4) =15a(5) =1a(6) =585a(7) =255a(8) =30a(9) =1a(10) =9945a(11) =5175a(12) =825a(13) =50a(14) =1a(15) =208845a(16) =123795a(17) =24150a(18) =2025a(19) =75a(20) =1a(21) =5221125a(22) =3427515a(23) =775845a(24) =80850a(25) =4200a(26) =105a(27) =1a(28) =151412625a(29) =108046575

External references