141688

Appears in sequences

• Fibonacci sequence beginning 0, 8.at n=22A022091
• Triangle, read by rows, of the coefficients of [x^k] in G100231(x)^n such that the row sums are 5^n-1 for n>0, where G100231(x) is the g.f. of A100231.at n=43A100232
• Number of 0..5 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors or less than both neighbors.at n=6A200868
• Number of 0..n arrays x(0..8) of 9 elements without any interior element greater than both neighbors or less than both neighbors.at n=4A200877
• a(n) = Fibonacci(n)*A002652(n) for n>=1, with a(0)=1, where A002652 lists the coefficients in theta series of Kleinian lattice Z[(-1+sqrt(-7))/2].at n=22A205975