Triangle read by rows: T(n, k) = Sum_{d=0..n-k} binomial(n, d)*StirlingS2(n-d, k)*8^(n-d-k), with 0 <= k <= n.
A364071
Triangle read by rows: T(n, k) = Sum_{d=0..n-k} binomial(n, d)*StirlingS2(n-d, k)*8^(n-d-k), with 0 <= k <= n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =10a(5) =1a(6) =1a(7) =91a(8) =27a(9) =1a(10) =1a(11) =820a(12) =550a(13) =52a(14) =1a(15) =1a(16) =7381a(17) =10170a(18) =1850a(19) =85a(20) =1a(21) =1a(22) =66430a(23) =180271a(24) =56420a(25) =4655a(26) =126a(27) =1a(28) =1a(29) =597871
External references
- oeis: A364071