{"title":"将数字表示为三个帕多万数的和。","authors":"Mahadi Ddamulira","doi":"10.1007/s40590-019-00269-9","DOIUrl":null,"url":null,"abstract":"<p><p>Let <math> <msub><mrow><mo>{</mo> <msub><mi>P</mi> <mi>n</mi></msub> <mo>}</mo></mrow> <mrow><mi>n</mi> <mo>≥</mo> <mn>0</mn></mrow> </msub> </math> be the sequence of Padovan numbers defined by <math> <mrow><msub><mi>P</mi> <mn>0</mn></msub> <mo>=</mo> <mn>0</mn></mrow> </math> , <math> <mrow><msub><mi>P</mi> <mn>1</mn></msub> <mo>=</mo> <mn>1</mn> <mo>=</mo> <msub><mi>P</mi> <mn>2</mn></msub> </mrow> </math> , and <math> <mrow><msub><mi>P</mi> <mrow><mi>n</mi> <mo>+</mo> <mn>3</mn></mrow> </msub> <mo>=</mo> <msub><mi>P</mi> <mrow><mi>n</mi> <mo>+</mo> <mn>1</mn></mrow> </msub> <mo>+</mo> <msub><mi>P</mi> <mi>n</mi></msub> </mrow> </math> for all <math><mrow><mi>n</mi> <mo>≥</mo> <mn>0</mn></mrow> </math> . In this paper, we find all repdigits in base 10 which can be written as a sum of three Padovan numbers.</p>","PeriodicalId":45404,"journal":{"name":"BOLETIN DE LA SOCIEDAD MATEMATICA MEXICANA","volume":null,"pages":null},"PeriodicalIF":0.9000,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1007/s40590-019-00269-9","citationCount":"4","resultStr":"{\"title\":\"Repdigits as sums of three Padovan numbers.\",\"authors\":\"Mahadi Ddamulira\",\"doi\":\"10.1007/s40590-019-00269-9\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<p><p>Let <math> <msub><mrow><mo>{</mo> <msub><mi>P</mi> <mi>n</mi></msub> <mo>}</mo></mrow> <mrow><mi>n</mi> <mo>≥</mo> <mn>0</mn></mrow> </msub> </math> be the sequence of Padovan numbers defined by <math> <mrow><msub><mi>P</mi> <mn>0</mn></msub> <mo>=</mo> <mn>0</mn></mrow> </math> , <math> <mrow><msub><mi>P</mi> <mn>1</mn></msub> <mo>=</mo> <mn>1</mn> <mo>=</mo> <msub><mi>P</mi> <mn>2</mn></msub> </mrow> </math> , and <math> <mrow><msub><mi>P</mi> <mrow><mi>n</mi> <mo>+</mo> <mn>3</mn></mrow> </msub> <mo>=</mo> <msub><mi>P</mi> <mrow><mi>n</mi> <mo>+</mo> <mn>1</mn></mrow> </msub> <mo>+</mo> <msub><mi>P</mi> <mi>n</mi></msub> </mrow> </math> for all <math><mrow><mi>n</mi> <mo>≥</mo> <mn>0</mn></mrow> </math> . In this paper, we find all repdigits in base 10 which can be written as a sum of three Padovan numbers.</p>\",\"PeriodicalId\":45404,\"journal\":{\"name\":\"BOLETIN DE LA SOCIEDAD MATEMATICA MEXICANA\",\"volume\":null,\"pages\":null},\"PeriodicalIF\":0.9000,\"publicationDate\":\"2020-01-01\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"https://sci-hub-pdf.com/10.1007/s40590-019-00269-9\",\"citationCount\":\"4\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"BOLETIN DE LA SOCIEDAD MATEMATICA MEXICANA\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.1007/s40590-019-00269-9\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"2019/11/21 0:00:00\",\"PubModel\":\"Epub\",\"JCR\":\"Q2\",\"JCRName\":\"MATHEMATICS\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"BOLETIN DE LA SOCIEDAD MATEMATICA MEXICANA","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1007/s40590-019-00269-9","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"2019/11/21 0:00:00","PubModel":"Epub","JCR":"Q2","JCRName":"MATHEMATICS","Score":null,"Total":0}
引用次数: 4
摘要
让{P n的n≥0被P Padovan之序列数字:0 = 0,P = 1 = P = 2, n和P P P + 3 = n + 1 + n”为所有n≥0。在这篇文章中,我们发现了基地10号的所有数据,这些数据可以作为三个帕多万的数字的总和写下来。
Let be the sequence of Padovan numbers defined by , , and for all . In this paper, we find all repdigits in base 10 which can be written as a sum of three Padovan numbers.