27422

Appears in sequences

• Number of nX2 0..4 arrays with values 0..4 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.at n=6A198702
• Number of nX7 0..4 arrays with values 0..4 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.at n=1A198707
• T(n,k) = Number of n X k 0..4 arrays with values 0..4 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.at n=29A198708
• T(n,k) = Number of n X k 0..4 arrays with values 0..4 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.at n=34A198708
• Number of nondecreasing sequences of n 1..6 integers with no element dividing the sequence sum.at n=35A212866
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 413", based on the 5-celled von Neumann neighborhood.at n=34A272009
• Number of integer partitions of n whose multiplicities cover an initial interval of positive integers.at n=46A317081
• G.f.: 1/(1-x)^3 * Product_{k>=1} (1 + x^k).at n=25A325951