A027157 Triangular array T given T(n,k)=(1/2)*t(n+1,k+1), 0<=k<=n, n >= 0, t given by A027144.
1, 2, 1, 3, 3, 4, 4, 6, 8, 4, 5, 10, 24, 12, 16, 6, 15, 40, 36, 32, 16, 7, 21, 76, 76, 144, 48, 64, 8, 28, 112, 152, 256, 192, 128, 64, 9, 36, 176, 264, 672, 448, 768, 192, 256, 10, 45, 240, 440, 1088, 1120, 1408, 960, 512, 256, 11, 55, 340, 680
Offset: 1