196416

Appears in sequences

• a(n) = Fibonacci(n+3) - 2.at n=24A001911
• a(n) is the number of Dyck paths of semilength n+6 having its first peak at height n+1.at n=23A005557
• Number of strict (-1)st-order maximal independent sets in path graph.at n=24A007382
• a(n) = floor(n*(n-1)*(n-2)*(n-3)/5).at n=33A011915
• Expansion of (1-x)/(1-2*x^2-x^3).at n=29A078024
• a(n) = Fibonacci(4*n+3) - 2, or Fibonacci(2*n)*Lucas(2*n+3).at n=6A081013
• Unitary sigma-unitary phi super perfect numbers: USUP(USUP(n))= n/k for some integer k.at n=43A093863
• Partial sums of repeated Fibonacci sequence.at n=48A094707
• Coefficients in quasimodular form F_2(q) of level 1 and weight 6.at n=33A126858
• s(k)-s(j), where the pairs (k,j) are given by A205872 and A205873, and s(k) denotes the (k+1)-st Fibonacci number.at n=32A205874
• a(n) = Fibonacci(n^3) - Fibonacci(n).at n=2A211489
• Continued fraction expansion of product_{n>=0} (1-sqrt(5)*[sqrt(5)-2]^{4n+3})/(1-sqrt(5)*[sqrt(5)-2]^{4n+1}).at n=15A221076
• a(2t) = a(2t-1) + 1, a(2t+1) = a(2t) + a(2t-2) for t >= 1, with a(0) = a(1) = 1.at n=47A226538
• Number of compositions of n into parts 1 and 2 with both parts present.at n=23A245738
• a(1) = 16, a(n) = sigma(a(n-1)).at n=13A257349
• a(n) = (Fibonacci(n+2)-1) mod Fibonacci(floor(n/2)).at n=52A270741
• Numbers k such that both k and k+1 are Zeckendorf-Niven numbers (A328208) and lazy-Fibonacci-Niven numbers (A328212).at n=10A330713
• Partial sums of L(1) - F(1) + L(2) - F(2) + L(3) - F(3) + ..., where L = A000032 and F = A000045.at n=46A355019
• Expansion of e.g.f. (1/x) * Series_Reversion( x * (1 - x) * exp(-x/(1 - x)^2) ).at n=5A380664