51774

Appears in sequences

• Numbers k such that k^6 == 1 (mod 7^5).at n=19A056103
• Expansion of g.f.: 2^(floor((n+1)/2))*n!*(1-y)^(n+1)*f(x, y, m), where f(x, y, m) = 2^(m+1)*exp(2^m*t)/((1-y*exp(t))*(1 + (2^(m+1)-1)*exp(2^m*t))), and m = 1.at n=30A171695
• Expansion of Sum_{k>=0} x^(k^2) / Product_{j=1..k} (1 - j*x^j).at n=31A318770