108576

Appears in sequences

• a(1)=1, a(n+1)=ceiling(phi*a(n))+1 if a(n) is odd, a(n+1)=ceiling(phi*a(n)) if a(n) is even, where phi=(1+sqrt(5))/2.at n=22A092263
• Expansion of phi(-q^5) / phi(-q) in powers of q where phi() is a Ramanujan theta function.at n=33A138526
• a(n) = Fibonacci(n)*A008653(n) for n>=1, with a(0)=1, where A008653 is the theta series of direct sum of 2 copies of hexagonal lattice.at n=14A205967
• Expansion of e.g.f. 1/(1 - sin(5*x))^(1/5).at n=6A230134
• a(n) = a(n-1) + a(n-3) + a(n-4), where a(0) = 2, a(1) = 1, a(2) = 0, a(3) = 1.at n=26A295683
• a(n) = 2*a(n-1) + 2*a(n-2) - a(n-3), with a(0)=4, a(1)=6, a(2)=20.at n=11A374259
• a(n) = 16*n^5 + 70*n^4 + 105*n^3 + 65*n^2 + 15*n + 1.at n=5A385898