module.exports = { 'name': 'catalan', 'category': 'Combinatorics', 'syntax': [ 'catalan(n)' ], 'description': 'The Catalan Numbers enumerate combinatorial structures of many different types. catalan only takes integer arguments. The following condition must be enforced: n >= 0.', 'examples': [ 'catalan(3)', 'catalan(8)' ], 'seealso': ['bellNumbers'] };