OFFSET
0,9
EXAMPLE
The triangle starts at row n = 0 with columns 0 <= k <= n:
0;
0, 1;
0, 1, 1;
0, 1, 4, 1;
0, 1, 1, 4, 4;
0, 1, 4, 2, 7, 1;
0, 1, 1, 1, 1, 4, 1;
0, 1, 4, 4, 4, 5, 4, 4;
MATHEMATICA
Array[PowerMod[2, 2*#, Range[1, 2*#+1, 2]] &, 15, 0] (* Paolo Xausa, Jun 29 2024 *)
CROSSREFS
KEYWORD
AUTHOR
Juri-Stepan Gerasimov, Nov 30 2010
STATUS
approved