55336

Appears in sequences

• Inverse binomial transform of {1, primes}.at n=18A030016
• Multiplicity of highest weight (or singular) vectors associated with character chi_49 of Monster module.at n=44A034437
• Number of (n+2) X (4+2) 0..3 arrays with every 3 X 3 subblock row and column sum equal to 0 1 3 6 or 7 and every 3X3 diagonal and antidiagonal sum not equal to 0, 1, 3, 6, or 7.at n=7A252188
• Number of nonequivalent ways to place n non-attacking rooks on an n X n board with no rook on 2 main diagonals up to rotations and reflections of the board.at n=10A292080
• a(n) = Sum_{k=0..floor(n/2)} 2^(n-2*k) * binomial(2*k+1,2*n-4*k+1).at n=17A387651