Ready-to-use CGF for Binomial(n, p). Accepts packed params c(n_vec, p_vec).
If length(tvec) is a multiple of length(n_vec), evaluation proceeds (iidReps = "any").
Examples
# Expected value of X ~ Binomial(10, 0.3)
BinomialCGF$K1(0, c(10, 0.3))
#> [1] 3