link genrfncs procedure p2k(k) local a, c every a := lrrcseq([1, 5, 6, 29], [0, 6, 0, -1]) \ k every c := lrrcseq([1, 4, 5, 24], [0, 6, 0, -1]) \ k write("n=", a, "*i+1\tm=", c, "*i+1") return end