OFFSET
0,5
FORMULA
Row sums: sum_{m=0..n} T(n,m) = A027383(n).
T(n,k) = 2^A004197(n,k). - Philippe Deléham, Feb 25 2014
EXAMPLE
The triangle starts in row n=0 as:
{1},
{1, 1},
{1, 2, 1},
{1, 2, 2, 1},
{1, 2, 4, 2, 1},
{1, 2, 4, 4, 2, 1},
{1, 2, 4, 8, 4, 2, 1},
{1, 2, 4, 8, 8, 4, 2, 1},
{1, 2, 4, 8, 16, 8, 4, 2, 1},
{1, 2, 4, 8, 16, 16, 8, 4, 2, 1},
{1, 2, 4, 8, 16, 32, 16, 8, 4, 2, 1}
MATHEMATICA
Clear[f, t]; f[n_, m_] = If[m <= Floor[n/2], m, n - m]; Table[Table[f[n, m], {m, 0, n}], {n, 0, 10}]; Flatten[%]
PROG
(PARI) T(n, m)=1<<min(m, n-m) \\ Charles R Greathouse IV, Jan 15 2012
CROSSREFS
KEYWORD
AUTHOR
Roger L. Bagula and Gary W. Adamson, Oct 09 2008
EXTENSIONS
Offset corrected by the Associate Editors of the OEIS, Sep 11 2009
Better name by Philippe Deléham, Feb 25 2014
STATUS
approved