Column 0 of triangle A132610.

A132611

Column 0 of triangle A132610.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =14a(4) =194a(5) =4114a(6) =118042a(7) =4274612a(8) =186932958a(9) =9577713250a(10) =562450162646

External references