{"paper":{"title":"On (shape-)Wilf-equivalence for words","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.CO","authors_text":"Austrian Academy of Sciences, Changsha), Christian Krattenthaler (Universit\\\"at Wien), Linz), Ting Guo (Hunan Normal University, Yi Zhang (RICAM","submitted_at":"2018-02-27T12:40:16Z","abstract_excerpt":"Stankova and West showed that for any non-negative integer $s$ and any permutation $\\gamma$ of $\\{4,5,\\dots,s+3\\}$ there are as many permutations that avoid $231\\gamma$ as there are that avoid $312\\gamma$. We extend this result to the setting of words."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.09856","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}