EntityQ145022· pop 10· linked from 11 articlesPascal's pyramidSign in to savethree-dimensional arrangement of the trinomial numbers, which are the coefficients of the trinomial expansion and the trinomial distributionConnectionsmultinomial theoremEntitymathematicsEntityInternational Standard Book NumberEntitydigital object identifierEntityfactorialEntitytetrahedronEntitybinomial theoremEntityPascal's triangleEntityJSTOREntityprobability distributionEntitybinomial distributionEntitytriangular numberEntitybinomial coefficientEntityradixEntity𝑛-tupleEntityOn-Line Encyclopedia of Integer SequencesEntitysimplexEntitymultisetEntityternary plotEntityPeter HiltonEntityCategoriesBlaise PascalCleanup tagged articles with a reason field from June 2025Factorial and binomial topicsTriangles of numbers