A151982 Arrangement of Fibonacci-numbers in a centered triangular fashion, such that every number is the difference and/or sum of adjacent numbers.

1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13

Offset: 1

Author

Mark Dols, Jul 21 2009

Keywords

• nonn

Examples

			............5
.........5.3.
......5.3.2.5
...5.3.2.1.3.
5.3.2.1.1.2.5
...5.3.2.1.3.
......5.3.2.5
.........5.3.
............5
		

Crossrefs

Cf. A131410.