146800640

Appears in sequences

• a(n) = (3*n-2)*2^(n-3).at n=22A066373
• a(n) = 2*a(n-1) + 2^(n-1), for n > 0, with a(0)=6.at n=23A159694
• Number of singly defective permutations of 1..n with exactly 1 maximum.at n=19A183264
• Number of n X 3 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.at n=20A281200
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 270", based on the 5-celled von Neumann neighborhood.at n=37A287467