29480

Appears in sequences

• a(n) = 2*a(n-1) + a(n-4).at n=14A008999
• Row sums of the triangle A097883.at n=38A098404
• Expansion of (1-x^2)/(1 -4*x -2*x^2 +x^4).at n=7A117439
• Number of 5 X n binary arrays without the pattern 0 1 diagonally, vertically, antidiagonally or horizontally.at n=20A188556
• Fourth-order spt function.at n=12A221142
• Expansion of (1 - 2*x^2)/(1 + x)^5. Fourth column of Riordan triangle A248156.at n=31A248160
• Number of n X 2 0..1 arrays with no element equal to a strict majority of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.at n=13A279152