20052

Appears in sequences

• Bessel function J_0(n) is a monotonically decreasing positive sequence.at n=37A046960
• Expansion of (1+x^2)*(1+x^5)/( Product_{j=1..7} (1-x^j) ).at n=41A060962
• Number of lines through at least 2 points of a 9 X n grid of points.at n=33A160849
• Number of (n+2) X (2+2) 0..2 arrays with every consecutive three elements in every row, column, diagonal and antidiagonal having exactly two distinct values, and new values 0 upwards introduced in row major order.at n=7A252855
• T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every consecutive three elements in every row, column, diagonal and antidiagonal having exactly two distinct values, and new values 0 upwards introduced in row major order.at n=37A252861
• Number of n X 3 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.at n=8A305637