66822

Appears in sequences

• Euler transform of A027656(n-1).at n=35A035528
• Squarefree oblong (pronic) numbers having an odd number of prime factors.at n=36A098827
• Number of binary strings of length n with no substrings equal to 0000 0010 or 1001.at n=16A164421
• 1/12 the number of (n+2)X4 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=3A184500
• 1/12 the number of (n+2)X6 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=1A184502
• T(n,k)=1/12 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=11A184505
• T(n,k)=1/12 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=13A184505
• a(1) = 8; for n > 1, a(n) is the largest integer m such that m = ((2*x*a(n-1)) / (x+1)) - x, with x a positive nontrivial divisor of m.at n=19A338026
• Oblong numbers which are products of five distinct primes.at n=18A359304
• a(n) is the area of the largest rectangle that can be formed from n sticks whose lengths are 1, 2, ..., n.at n=45A381769