Waddill, Marcellus E.; Sacks, Louis Another generalized Fibonacci sequence. (English) Zbl 0154.04103 Fibonacci Q. 5, 209-222 (1967). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 14 Documents MSC: 11B39 Fibonacci and Lucas numbers and polynomials and generalizations Keywords:generalized Fibonacci sequence × Cite Format Result Cite Review PDF Full Text: Link Online Encyclopedia of Integer Sequences: Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) for n >= 3 with a(0) = a(1) = 0 and a(2) = 1. Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) with a(0)=0, a(1)=1, a(2)=0.