279616

Appears in sequences

• Antidiagonal sums of the convolution array A213505.at n=14A213547
• a(n) = n^2*(1+n)*(1+n^2)/4.at n=15A328994
• Maximum number of copies of a 12345 permutation pattern in an alternating (or zig-zag) permutation of length n + 7.at n=28A339355
• a(n) = n^2*sigma_4(n).at n=8A386747