A092592 a(n) = A001142(n)/A002944(n), i.e., the product of C(n,j) binomial coefficients (for j=0..n) is divided by the least common multiple of them.

1, 1, 3, 8, 250, 2700, 252105, 39337984, 46664771328, 12859560000000, 100271725559775000, 155537541908508672000, 8147102459616398435002560, 1112629444624748831692923019008, 198709463856994388404947123486328125

Offset

1,3

Links

Table of n, a(n) for n=1..15.

Prog

(PARI) a(n) = my(v = vector(n+1, j, binomial(n, j-1))); prod(k=1, #v, v[k])/ lcm(v); \\ Michel Marcus, Jul 29 2017

Crossrefs

Cf. A001142, A002944.

Sequence in context: A065061 A007159 A081466 * A162185 A297527 A268141

Adjacent sequences: A092589 A092590 A092591 * A092593 A092594 A092595

Keyword

nonn

Author

Labos Elemer, Mar 10 2004

Status

approved