a(n) = self-convolution of row n of array T given by A026519.

A027262

a(n) = self-convolution of row n of array T given by A026519.

Terms

    a(0) =1a(1) =3a(2) =8a(3) =58a(4) =196a(5) =1608a(6) =5774a(7) =48924a(8) =180772a(9) =1553940a(10) =5837908a(11) =50618184a(12) =192239854a(13) =1676640462a(14) =6416509142a(15) =56201554888a(16) =216309089956

External references