Look and say sequence in Kotlin

look_and_say_sequence_kotlin_list.kt

fun ant1(count: Int) {
    fun lookAndSay(list: List<Int>): List<Int> {
        val count = list.takeWhile { it == list[0] }.size
        val sublist = list.drop(count)

        return when(sublist.size) {
            0 -> listOf(list[0], count)
            else -> listOf(list[0], count) + lookAndSay(sublist)
        }
    }

    var list: List<Int> = listOf(1)

    for (x in 1 until count) {
        list = lookAndSay(list)
    }

    list.forEach(::print)
    println()
}