GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
12[1XReferences[101X34[[20X1[120X] [16XAlbert, M. H. and Atkinson, M. D.[116X, [17XSimple permutations and pattern5restricted permutations[117X, [18XDiscrete Mathematics[118X, [19X300[119X, 1--3 (2005), 1 -- 15,6(()).78[[20X2[120X] [16XAlbert, M. H., Atkinson, M. D. and Ru\v{s}kuc, N.[116X, [17XRegular closed sets9of permutations[117X, [18XTheoretical Computer Science[118X, [19X306[119X (2003), 85 - 100.1011[[20X3[120X] [16XAtkinson, M. D., Livesey, M. J. and Tulley, D.[116X, [17XPermutations generated12by token passing in graphs[117X, [18XTheoretical Computer Science[118X, [19X178[119X (n.d.), 103 -13118.1415[[20X4[120X] [16XBrignall, R.[116X, [17XA Survey of Simple Permutations[117X, [18XArXiv e-prints[118X (2008).1617[[20X5[120X] [16XClaesson, A., Jel{\'{i}}nek, V. and Steingr{\'{i}}msson, E.[116X, [17XUpper18bounds for the Stanley-Wilf limit of 1324 and other layered patterns[117X, [18XArXiv19e-prints[118X (2011).2021[[20X6[120X] [16XHoffmann, R. and Linton, S.[116X, [17XRegular Languages of Plus- and Minus-22(In)Decomposable Permutations[117X, [18XPure Mathematics and Applications (to appear)[118X23(2013).2425[[20X7[120X] [16XPierrot, A. and Rossin, D.[116X, [17XSimple permutations poset[117X, [18XArXiv e-prints[118X26(2012), 1--15.2728[[20X8[120X] [16XUno, T. and Yagiura, M.[116X, [17XFast Algorithms to Enumerate All Common29Intervals of Two Permutations[117X, [18XAlgorithmica[118X, [19X26[119X (2000), 2000.30313233[32X343536