Tribonacci

name

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Definitions

Proper Noun
  1. 1
    A variant of the Fibonacci sequence in which the preceding three terms, rather than the preceding two, are summed at each iteration.

    "Elite uses a pseudorandom number generator based on Tribonacci numbers. Unlike Fibonacci numbers, where the nth term in the series is based on the previous two terms, Tribonacci numbers use the previous three terms: […]"

Example

More examples

"Elite uses a pseudorandom number generator based on Tribonacci numbers. Unlike Fibonacci numbers, where the nth term in the series is based on the previous two terms, Tribonacci numbers use the previous three terms: […]"

Etymology

Blend of tri- + Fibonacci.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.