Triangle read by rows: T(n, k) = Sum_{d=0..n-k} binomial(n, d)*StirlingS2(n-d, k)*63^(n-d-k), with 0 <= k <= n.
A364072
Triangle read by rows: T(n, k) = Sum_{d=0..n-k} binomial(n, d)*StirlingS2(n-d, k)*63^(n-d-k), with 0 <= k <= n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =65a(5) =1a(6) =1a(7) =4161a(8) =192a(9) =1a(10) =1a(11) =266305a(12) =28545a(13) =382a(14) =1a(15) =1a(16) =17043521a(17) =3891520a(18) =101125a(19) =635a(20) =1a(21) =1a(22) =1090785345a(23) =511266561a(24) =23105270a(25) =261780a(26) =951a(27) =1a(28) =1a(29) =69810262081
External references
- oeis: A364072