52779

Appears in sequences

• Number of nonisomorphic partitions of n on the Ferrers diagram.at n=46A095814
• Number of permutations of length n which avoid the patterns 1234, 2143, 3421.at n=39A116842
• a(n) = A154798(n)/2.at n=10A163288
• Numbers k such that 2*k is a partition number.at n=19A213179
• Number of (n+1) X (2+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor.at n=3A232251
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor.at n=13A232257
• Number of (4+1)X(n+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor.at n=1A232261
• Expansion of e.g.f. exp( x * cos(sqrt(2)*x) ).at n=11A381342