A112637 a(n) = b(n)*lcm{1,2,..,n}^3 where b(n) is a sequence of rationals arising in irrationality proof of zeta(3).

0, 6, 702, 375186, 68548170, 212649972618, 5572180693170, 52037240544974502, 11661547289636534670, 9015983814263107529634, 262721633707681615189866, 10335648343425700490571339750, 309124221331162265697856664958

Offset: 0

Author

Benoit Cloitre, Dec 27 2005

Keywords

• nonn

Comments

Always an integer (divisible by 6).

Crossrefs

Cf. A003418, A005259, A059415, A059416.

Formula

a(n) = (A059415(n)/A059416(n))*A003418(n)^3.