yB on Nostr: 昜曰|“萨佗数”{21}是第六个“金字塔数” ...
昜曰|“萨佗数”{21}是第六个“金字塔数”
一定数目的点或圆在等距离的排列下可以形成一个等边三角形，这样的数被称为三角形数——金字塔数。
Published at
2024-07-07 01:55:13Event JSON
{
"id": "eba0acedab9cf3d9091f4a6a4e3920b698016f7acc1ac9ec56dca336e6785b68",
"pubkey": "382d67ec6a31dc8d0c5b3099753a0044261a70e694aadd49eb58fce529cb3089",
"created_at": 1720310113,
"kind": 1,
"tags": [
[
"imeta",
"url https://image.nostr.build/647c8bbe34c78e561cf94bf78a1eb38e2ddcc1da3725b4b79aca8fa64aa32eb6.jpg",
"blurhash eNRMYt-;%gRj?b-;xaM{ofIUt7j[WBofRjR*ayt7R*%M~qR*M{V@M{",
"dim 1920x1612"
],
[
"r",
"https://image.nostr.build/647c8bbe34c78e561cf94bf78a1eb38e2ddcc1da3725b4b79aca8fa64aa32eb6.jpg"
]
],
"content": "昜曰|“萨佗数”{21}是第六个“金字塔数”\n\n一定数目的点或圆在等距离的排列下可以形成一个等边三角形，这样的数被称为三角形数——金字塔数。 https://image.nostr.build/647c8bbe34c78e561cf94bf78a1eb38e2ddcc1da3725b4b79aca8fa64aa32eb6.jpg ",
"sig": "9e3a8a49a378d4fb1ea62b9fa223d8efbed63c3b9d09c56f71de10ce421a1dcddb68e5289cb2361a7cd4308aee22c9e06c6dd68590a188623e79234f55cb647b"
}
