T(n, k) = E(n, k)*2^k where E(n,k) are the Eulerian numbers A173018, for n > 0 and 0 <= k <= n-1, additionally T(0,0) = 1.

A156365

T(n, k) = E(n, k)*2^k where E(n,k) are the Eulerian numbers A173018, for n > 0 and 0 <= k <= n-1, additionally T(0,0) = 1.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =1a(5) =8a(6) =4a(7) =1a(8) =22a(9) =44a(10) =8a(11) =1a(12) =52a(13) =264a(14) =208a(15) =16a(16) =1a(17) =114a(18) =1208a(19) =2416a(20) =912a(21) =32a(22) =1a(23) =240a(24) =4764a(25) =19328a(26) =19056a(27) =3840a(28) =64a(29) =1

External references