Row sums of triangular array T: T(j,k) = k*(j-k)! for k < j, T(j,k) = 1 for k = j; 1 <= k <= j.
A129867
Row sums of triangular array T: T(j,k) = k*(j-k)! for k < j, T(j,k) = 1 for k = j; 1 <= k <= j.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =14a(4) =47a(5) =200a(6) =1073a(7) =6986a(8) =53219a(9) =462332a(10) =4500245a(11) =48454958a(12) =571411271a(13) =7321388384a(14) =101249656697
External references
- oeis: A129867