Triangle read by rows. T(n, k) = (n - k + 1)! * H(k, n - k), where H are the hyperharmonic numbers. For 0 <= k <= n.
A165675
Triangle read by rows. T(n, k) = (n - k + 1)! * H(k, n - k), where H are the hyperharmonic numbers. For 0 <= k <= n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =1a(6) =6a(7) =11a(8) =5a(9) =1a(10) =24a(11) =50a(12) =26a(13) =7a(14) =1a(15) =120a(16) =274a(17) =154a(18) =47a(19) =9a(20) =1a(21) =720a(22) =1764a(23) =1044a(24) =342a(25) =74a(26) =11a(27) =1a(28) =5040a(29) =13068
External references
- oeis: A165675