5043631320

Appears in sequences

• Write cosec x = 1/x + Sum e_n x^(2n-1)/(2n-1)!; sequence gives denominators of e_n.at n=35A036283
• a(n) = n * A002445(n).at n=36A228838
• For successive terms of A002202, totient values t, lcm({x: phi(x)=t})/gcd({x: phi(x)=t}).at n=29A317013