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=5, read by rows.
A154922
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=5, read by rows.
Terms
- a(0) =4a(1) =7a(2) =7a(3) =29a(4) =40a(5) =29a(6) =133a(7) =280a(8) =280a(9) =133a(10) =641a(11) =2030a(12) =2800a(13) =2030a(14) =641a(15) =3157a(16) =14630a(17) =28000a(18) =28000a(19) =14630a(20) =3157a(21) =15689a(22) =102560a(23) =278400a(24) =360000a(25) =278400a(26) =102560a(27) =15689a(28) =78253a(29) =694540
External references
- oeis: A154922