/v1/sequence
Full Collatz sequence
Essayez-le en direct
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Obtenez une clé APIExtraits de code
curl "https://api.oanor.com/collatz-api/v1/sequence" \ -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/collatz-api/v1/sequence", {
headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/collatz-api/v1/sequence");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
"https://api.oanor.com/collatz-api/v1/sequence",
headers={"x-oanor-key": "oanor_test_..."}
)
Exemple de réponse
Une réponse réelle de ce endpoint, capturée lors du dernier contrôle de santé.
{
"data": {
"note": "Collatz sequence: even → n/2, odd → 3n+1, until 1. From 6 it is 6,3,10,5,16,8,4,2,1 — 8 steps, peak 16.",
"steps": 111,
"inputs": {
"number": "27"
},
"sequence": [
"27",
"82",
"41",
"124",
"62",
"31",
"94",
"47",
"142",
"71",
"214",
"107",
"322",
"161",
"484",
"242",
"121",
"364",
"182",
"91",
"274",
"137",
"412",
"206",
"103",
"310",
"155",
"466",
"233",
"700",
"350",
"175",
"526",
"263",
"790",
"395",
"1186",
"593",
"1780",
"890",
"445",
"1336",
"668",
"334",
"167",
"502",
"251",
"754",
"377",
"1132",
"566",
"283",
"850",
"425",
"1276",
"638",
"319",
"958",
"479",
"1438",
"719",
"2158",
"1079",
"3238",
"1619",
"4858",
"2429",
"7288",
"3644",
"1822",
"911",
"2734",
"1367",
"4102",
"2051",
"6154",
"3077",
"9232",
"4616",
"2308",
"1154",
"577",
"1732",
"866",
"433",
"1300",
"650",
"325",
"976",
"488",
"244",
"122",
"61",
"184",
"92",
"46",
"23",
"70",
"35",
"106",
"53",
"160",
"80",
"40",
"20",
"10",
"5",
"16",
"8",
"4",
"2",
"1"
],
"max_value": "9232"
},
"meta": {
"timestamp": "2026-06-05T19:50:10.445Z",
"request_id": "8f396e8b-dbe6-46d7-b429-39194113d7b6"
},
"status": "ok",
"message": "Collatz sequence",
"success": true
}