51708

Appears in sequences

• High temperature series for spin-1/2 Ising specific heat on 3-dimensional simple cubic lattice, divided by 3.at n=4A001408
• Expansion of e.g.f.: tan(log(1+x)^2)/2.at n=8A024336
• Number of quadrilateral regions in an equilateral triangular "frame" of size n (see Comments in A328526 for definition).at n=20A333033
• Number of ways to write n as an ordered sum of 6 nonzero decimal palindromes.at n=32A341203