{"categories":["Project Euler"],"author_url":"https://blog.hatena.ne.jp/jeneshicc/","image_url":null,"description":"Starting with the number 1 and moving to the right in a clockwise direction a 5 by 5 spiral is formed as follows:21 22 23 24 25 20 7 8 9 10 19 6 1 2 11 18 5 4 3 12 17 16 15 14 13It can be verified that the sum of both diagonals is 101.What is the sum of both diagonals in a 1001 by 1001 spiral formed\u2026","url":"https://jeneshicc.hatenadiary.org/entry/20081029/1225292449","published":"2008-10-29 00:00:49","author_name":"jeneshicc","title":"Problem 28","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjeneshicc.hatenadiary.org%2Fentry%2F20081029%2F1225292449\" title=\"Problem 28 - \u843d\u66f8\u304d\u3001\u6642\u3005\u843d\u5b66\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","blog_url":"https://jeneshicc.hatenadiary.org/","height":"190","blog_title":"\u843d\u66f8\u304d\u3001\u6642\u3005\u843d\u5b66","version":"1.0","provider_url":"https://hatena.blog","type":"rich"}