factorial - nodef/extra-bigint GitHub Wiki
Find the factorial of a bigint.
Similar: factorial, binomial, multinomial.
function factorial(n, k)
// n: a bigint
// k: denominator factorial [0]
const xbigint = require('extra-bigint');
xbigint.factorial(5n);
// → 120n
xbigint.factorial(6n);
// → 720n
xbigint.factorial(7n);
// → 5040n