2 added 44 characters in body
source | link

PARI/GP (16)

PARI/GP, 16 bytes

n->prod(i=2,n,i)

The shortest answer would be the native ! which is disallowed.

PARI/GP (16)

n->prod(i=2,n,i)

The shortest answer would be the native ! which is disallowed.

PARI/GP, 16 bytes

n->prod(i=2,n,i)

The shortest answer would be the native ! which is disallowed.

1
source | link

PARI/GP (16)

n->prod(i=2,n,i)

The shortest answer would be the native ! which is disallowed.