OFFSET
1,5
LINKS
G. C. Greubel, Rows n = 1..50 of the triangle, flattened
Eric Weisstein, Mathematica Notebook GrayCode.nb
Eric Weisstein, Gray Code, MathWorld.
FORMULA
T(n, n-k) = T(n, k). - G. C. Greubel, Aug 08 2024
EXAMPLE
Triangle begins as:
1;
1, 1;
1, 5, 1;
1, 28, 28, 1;
1, 106, 149, 106, 1;
1, 155, 987, 987, 155, 1;
1, 955, 440, 514, 440, 955, 1;
1, 194, 137, 974, 974, 137, 194, 1;
1, 340, 754, 60, 293, 60, 754, 340, 1;
1, 181, 238, 166, 377, 377, 166, 238, 181, 1;
1, 977, 283, 540, 411, 142, 411, 540, 283, 977, 1;
MATHEMATICA
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Roger L. Bagula and Gary W. Adamson, Oct 20 2008
EXTENSIONS
Edited by G. C. Greubel, Aug 27 2024
STATUS
approved