Triangle read by rows, T(n, k) = Pochhammer(3, k)*Stirling2(3 + n, 3 + k) for n >= 0 and 0 <= k <= n.
A294032
Triangle read by rows, T(n, k) = Pochhammer(3, k)*Stirling2(3 + n, 3 + k) for n >= 0 and 0 <= k <= n.
Terms
- a(0) =1a(1) =6a(2) =3a(3) =25a(4) =30a(5) =12a(6) =90a(7) =195a(8) =180a(9) =60a(10) =301a(11) =1050a(12) =1680a(13) =1260a(14) =360a(15) =966a(16) =5103a(17) =12600a(18) =15960a(19) =10080a(20) =2520a(21) =3025a(22) =23310a(23) =83412a(24) =158760a(25) =166320a(26) =90720a(27) =20160a(28) =9330a(29) =102315
External references
- oeis: A294032