505022001201
domain: N
Appears in sequences
- Fourth powers of Lucas numbers A000032.at n=14A099923
- Exclusionary biquadrates (fourth powers).at n=24A113317
- Number of ways to place k non-attacking knights on a 2 X n horizontal cylinder, summed over all k>=0.at n=27A201222
- Let L(n) = Fibonacci(n-1)+Fibonacci(n+1) (cf. A000045, A000032); if n is even then a(n) = (L(n)+2)^2 otherwise a(n) = L(2*n)+2.at n=28A233000