19886

Appears in sequences

• a(n) = (3*n - 1)*(4*n - 1).at n=41A033578
• Numbers k such that 2^k - F(k) is prime, where F(n) is the n-th Fibonacci number.at n=17A074716
• a(n) = a(n-1) + a(n-2) - a(n-4) starting a(0)=0, a(1)=1, a(2)=a(3)=3.at n=32A168637
• Dispersion of (floor(2*n*sqrt(2))), by antidiagonals.at n=55A191540
• Number of (n+2) X 6 binary arrays avoiding patterns 001 and 110 in rows, columns and nw-to-se diagonals.at n=9A202443
• Number of nondecreasing sequences of 5 1..n integers with no element dividing the sequence sum.at n=19A212872
• Number of integer partitions of n whose multiplicities appear with relatively prime multiplicities.at n=36A319160