Triangle T(n,m,p,q) = (p^(n-k)*q^k + p^k*q^(n-k))*(StirlingS2(n, k) + StirlingS2(n, n-k)) with p=2 and q=3, read by rows.
A154916
Triangle T(n,m,p,q) = (p^(n-k)*q^k + p^k*q^(n-k))*(StirlingS2(n, k) + StirlingS2(n, n-k)) with p=2 and q=3, read by rows.
Terms
- a(0) =4a(1) =5a(2) =5a(3) =13a(4) =24a(5) =13a(6) =35a(7) =120a(8) =120a(9) =35a(10) =97a(11) =546a(12) =1008a(13) =546a(14) =97a(15) =275a(16) =2310a(17) =7200a(18) =7200a(19) =2310a(20) =275a(21) =793a(22) =9312a(23) =44928a(24) =77760a(25) =44928a(26) =9312a(27) =793a(28) =2315a(29) =36300
External references
- oeis: A154916