54100

Appears in sequences

• Number of self-avoiding walks of length n from origin in strip Z X {0,1}.at n=20A038577
• a(n) = if n mod 2 = 0 then 8*F(n)-n otherwise 8*F(n)-4, where F() = Fibonacci numbers A000045.at n=20A110935
• Wiener indices of Fibonacci trees of order k.at n=9A165910
• Number of n X 2 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or three plus the sum of the elements diagonally to its northwest, modulo 4.at n=12A240187