67637281

Appears in sequences

• Glaisher's T numbers.at n=4A002439
• Erroneous version of A002439.at n=5A002811
• A bisection of A002439.at n=2A156175
• Square array T(n, k) = numerator( zeta_r(2*n) * sqrt(A003658(k + 2)) / Pi^(4*n) ), read by antidiagonals, where zeta_r is the Dedekind zeta-function over r and r is the real quadratic field with discriminant A003658(k + 2).at n=30A370412