28262

Appears in sequences

• NP-equivalence classes of threshold functions of exactly n variables.at n=7A000619
• McKay-Thompson series of class 26a for Monster.at n=33A058598
• Number of (n+1) X (4+1) 0..1 arrays with each row and column divisible by 3, read as a binary number with top and left being the most significant bits, and rows and columns lexicographically nondecreasing.at n=23A263869
• a(n) = A273059(4n+3).at n=29A275919
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 246", based on the 5-celled von Neumann neighborhood.at n=29A287135