OFFSET
0,5
COMMENTS
EXAMPLE
First few rows of the triangle:
1;
1, 1;
1, 2, 2;
1, 3, 6, 2;
1, 4, 12, 8, 3;
1, 5, 20, 20, 15, 3;
1, 6, 30, 40, 45, 18, 4;
1, 7, 42, 70, 105, 63, 28, 4;
...
MAPLE
T:=(n, k)->ceil((k+1)/2)*binomial(n, k): for n from 0 to 12 do seq(T(n, k), k=0..n) od; # yields sequence in triangular form
MATHEMATICA
Flatten[Table[Ceiling[(k+1)/2]Binomial[n, k], {n, 0, 20}, {k, 0, n}]] (* Harvey P. Dale, Aug 31 2015 *)
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Nov 24 2006
EXTENSIONS
Edited by N. J. A. Sloane, Dec 02 2006
STATUS
approved