37220

Appears in sequences

• Interprimes which are of the form s*prime, s=20.at n=32A075295
• Smallest difference > 1 between d and p/d for any divisor d of the partial product p of the sequence, starting with 17.at n=7A082123
• a(n) = 3*a(n-1)-a(n-2)-2*a(n-3)+a(n-4), n>5.at n=13A107298
• Expansion of Product_{k>=1} 1/(1 - x^(2*k+1))^(2*k+1).at n=30A263199
• L.g.f.: Sum_{n>=1} x^((2*n-1)^2) / ( (2*n-1) * (1 - x^(2*n))^(2*n-1) ).at n=52A293598