{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmikuhatsune.hatenadiary.com%2Fentry%2F20140622%2F1403435257\" title=\"\u7d20\u6570\u3092\u6570\u3048\u308b - \u9a5a\u7570\u306e\u30a2\u30cb\u30f2\u30bf\u793e\u4f1a\u5fa9\u5e30\u306e\u4e88\u5099\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","provider_url":"https://hatena.blog","width":"100%","blog_title":"\u9a5a\u7570\u306e\u30a2\u30cb\u30f2\u30bf\u793e\u4f1a\u5fa9\u5e30\u306e\u4e88\u5099","height":"190","type":"rich","published":"2014-06-22 20:07:37","title":"\u7d20\u6570\u3092\u6570\u3048\u308b","image_url":null,"blog_url":"https://mikuhatsune.hatenadiary.com/","author_url":"https://blog.hatena.ne.jp/MikuHatsune/","url":"https://mikuhatsune.hatenadiary.com/entry/20140622/1403435257","author_name":"MikuHatsune","categories":["R","\u30a2\u30cb\u30e1","\u6570\u5b66"],"description":"\u3054\u3061\u3046\u305510\u8a71\u3067\u3001\u30b3\u30b3\u30a2\u304c\u7d20\u6570\u3092\u6570\u3048\u3066\u3044\u308b\u3002 9649, 9661, 9677, 9679, 9689, 9697, 9719, \u30681192\u301c1198\u756a\u76ee\u306e\u7d20\u6570\u3092\u6570\u3048\u3066\u3044\u308b\u3002 \u7d20\u6570\u3072\u3068\u3064\u3042\u305f\u308a1\u301c2\u79d2\u304b\u304b\u308b\u3068\u3057\u3066\u3082\u30011\u6642\u9593\u3082\u304b\u304b\u3089\u306a\u3044\u306e\u3067\u52c9\u5f37\u3059\u308b\u6642\u9593\u306f\u305d\u3093\u306a\u306b\u6e1b\u3063\u3066\u306a\u3044\u3002 \u52dd\u8ca0\u3057\u3066\u52dd\u3066\u308b\u304b\u3069\u3046\u304b\u306f\u77e5\u3089\u3093\u3002 # 10000\u307e\u3067\u306e\u81ea\u7136\u6570\u304c\u7d20\u6570\u304b\u3069\u3046\u304b\u8abf\u3079\u308b prime_n <- function(n){ !any(n %% tail(seq(sqrt(n)), -1) == 0) } n <- 2:10000 res <- mapply(function(x) prime_n(x), 2:1000\u2026","provider_name":"Hatena Blog"}