The tetranacci constant is ratio to which adjacent tetranacci numbers tend, and is given by
 |  |  |
(1)
|
 |  |  |
(2)
|
(OEIS A086088), where 
denotes a polynomial
root.
The tetranacci constant satisfies the identity
 |
(3)
|
Tetranacci Constant
See also
Tetranacci Number, Tribonacci ConstantThis entry contributed by Jonathan Vos Post (author's link)
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References
Sloane, N. J. A. Sequence A086088 in "The On-Line Encyclopedia of Integer Sequences."Waddill, M. E. "The Tetranacci Sequence and Generalizations." Fib. Quart. 30, 9-20, 1992.Waddill, M. E. "Some Properties of the Tetranacci Sequence Modulo
."
Fib. Quart. 30, 232-238, 1992.Referenced on Wolfram|Alpha
Tetranacci ConstantCite this as:
Post, Jonathan Vos. "Tetranacci Constant." From MathWorld--A Wolfram Web Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/TetranacciConstant.html