A triangle sequence of the form:t(n,m]=If[m == 0 || m == n, 1, Binomial[Eulerian[n + 1, m], If[Floor[n/2] < m, n - m, m]]].
A174036
A triangle sequence of the form:t(n,m]=If[m == 0 || m == n, 1, Binomial[Eulerian[n + 1, m], If[Floor[n/2] < m, n - m, m]]].
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =1a(6) =1a(7) =11a(8) =11a(9) =1a(10) =1a(11) =26a(12) =2145a(13) =26a(14) =1a(15) =1a(16) =57a(17) =45451a(18) =45451a(19) =57a(20) =1a(21) =1a(22) =120a(23) =708645a(24) =2347470160a(25) =708645a(26) =120a(27) =1a(28) =1a(29) =247
External references
- oeis: A174036