Tribonacci number
From Encyclopedia of Mathematics
A member of the Tribonacci sequence. The formula for the 
th number is given by A. Shannon in [a1]:
 |
Binet's formula for the 
th number is given by W. Spickerman in [a2]:
 |
 |
where
 |
 |
 |
and 
is the complex conjugate of 
.
References
| [a1] | A. Shannon, "Tribonacci numbers and Pascal's pyramid" The Fibonacci Quart. , 15 : 3 (1977) pp. 268; 275 |
| [a2] | W. Spickerman, "Binet's formula for the Tribonacci sequence" The Fibonacci Quart. , 15 : 3 (1977) pp. 268; 275 |
How to Cite This Entry:
Tribonacci number. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Tribonacci_number&oldid=17204
Tribonacci number. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Tribonacci_number&oldid=17204
This article was adapted from an original article by Krassimir Atanassov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article