{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/multifactorial-n-to-n-calculator/schema.json",
  "title": "Multifactorial Calculator n! to n!!!!! inputs",
  "description": "Calculate n-factorials with step sizes from one through five using exact integer arithmetic.",
  "type": "object",
  "properties": {
    "n": {
      "title": "n",
      "type": "number",
      "default": 10,
      "minimum": 0,
      "maximum": 10000,
      "x-step": 1,
      "multipleOf": 1
    },
    "order": {
      "title": "Number of factorial marks",
      "type": "number",
      "default": 2,
      "minimum": 1,
      "maximum": 5,
      "x-step": 1,
      "multipleOf": 1
    }
  },
  "required": [
    "n",
    "order"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "1.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/multifactorial-n-to-n-calculator/",
    "queryExample": "https://askcalculators.com/calculator/multifactorial-n-to-n-calculator/?n=10&order=2",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "n!ₖ = n(n − k)(n − 2k)… until the next factor would be nonpositive"
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/multifactorial-n-to-n-calculator.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "1.0.0",
      "referenceCoverage": "references-pending",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "2026-09-01",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "result": {
        "title": "Multifactorial",
        "type": "string",
        "x-format": "text",
        "x-primary": true
      },
      "termCount": {
        "title": "Number of multiplied terms",
        "type": "number",
        "x-format": "integer"
      },
      "notation": {
        "title": "Notation",
        "type": "string",
        "x-format": "text"
      }
    }
  }
}