23843770274
domain: N
Appears in sequences
- Golden rectangle numbers: F(n) * F(n+1), where F(n) = A000045(n) (Fibonacci numbers).at n=26A001654
- a(n) = F(n)*F(n-1) if n odd otherwise F(n)*F(n-1)-1, where F = Fibonacci numbers A000045.at n=26A059840
- a(n) = (Lucas(4n+1)-1)/5, or Fibonacci(2n)*Fibonacci(2n+1), or A081017(n)/5.at n=13A081018
- Products of consecutive members of A090206 (nonprime Fibonacci numbers).at n=18A090228
- Three consecutive elements of the sequence built from a quadratic form over four consecutive Fibonacci numbers A000045.at n=18A114695
- Number of (n+1) X (2+1) arrays of permutations of 0..n*3+2 with each element having index change +-(.,.) 0,0 0,2 or 1,1.at n=15A264106