A131243 A065941^2 as an infinite lower triangular matrix.

1, 2, 1, 3, 2, 1, 5, 4, 4, 1, 8, 7, 10, 4, 1, 13, 12, 23, 12, 6, 1, 21, 20, 48, 29, 21, 6, 1, 34, 33, 96, 64, 62, 24, 8, 1, 55, 54, 185, 132, 160, 74, 36, 8, 1, 89, 88, 348, 261, 382, 200, 130, 40, 10, 1, 144, 143, 642, 500, 859, 492, 400, 150, 55, 10, 1

Offset: 0

Author

Gary W. Adamson, Jun 22 2007

Keywords

• nonn
• tabl

Comments

Left border, Fibonacci numbers; next border to the right, (Fibonacci numbers - 1).

Examples

			First few rows of the triangle:
   1;
   2,  1;
   3,  2,   1;
   5,  4,   4,   1;
   8,  7,  10,   4,   1;
  13, 12,  23,  12,   6,   1;
  21, 20,  48,  29,  21,   6,   1;
  34, 33,  96,  64,  62,  24,   8,  1;
  55, 54, 185, 132, 160,  74,  36,  8,  1;
  89, 88, 348, 261, 382, 200, 130, 40, 10, 1;
		

Links

• Hakan Icoz, Rows 0..100, flattened

Crossrefs

Cf. A065941, A131244 (row sums), A131245, A131246.

Extensions

Data and Example corrected by Jon E. Schoenfield, Feb 26 2022

More terms from Hakan Icoz, Jan 23 2023