41083

Appears in sequences

• The Wiener index of the straight pentachain of n pentagonal rings (see Fig. 2.1 in the A. A. Ali et al. reference).at n=26A224459
• Number of n X 1 (0,1,2) arrays of permanents of 2 X 2 subblocks of some (n+1) X 2 binary array.at n=10A226845
• Number of arrays of the median of three adjacent elements of some length n+2 0..6 array.at n=5A228738
• Number of arrays of the median of three adjacent elements of some length 8 0..n array.at n=5A228743
• Expansion of Product_{k>=1} (1 + x^k)^A001615(k), where A001615 is the Dedekind psi function.at n=18A301594