1.广州华商学院人工智能学院,广东 广州 511300
2.南京工程学院数理学院,江苏 南京 211167
ZHANG Wenbin(wenbinzhang1983@163.com)
ZHANG Yong(yongzhang1982@163.com)
WU Jiachen(wujiachen2024@163.com)
收稿:2024-01-26,
录用:2024-11-18,
网络出版:2025-04-21,
纸质出版:2025-07-25
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.一个与中心三项式系数有关的同余式[J].中山大学学报(自然科学版)(中英文),2025,64(04):102-108.
ZHANG Wenbin,ZHANG Yong,WU Jiachen.A congruence related to central trinomial coefficients[J].Acta Scientiarum Naturalium Universitatis Sunyatseni,2025,64(04):102-108.
.一个与中心三项式系数有关的同余式[J].中山大学学报(自然科学版)(中英文),2025,64(04):102-108. DOI: 10.13471/j.cnki.acta.snus.ZR20240034.
ZHANG Wenbin,ZHANG Yong,WU Jiachen.A congruence related to central trinomial coefficients[J].Acta Scientiarum Naturalium Universitatis Sunyatseni,2025,64(04):102-108. DOI: 10.13471/j.cnki.acta.snus.ZR20240034.
定义中心三项式系数
<math id="M7"><msub><mrow><mi>T</mi></mrow><mrow><mi>n</mi></mrow></msub></math>
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832579&type=
3.72533321
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832582&type=
3.21733332
为
<math id="M8"><msup><mrow><mfenced separators="|"><mrow><mn mathvariant="normal">1</mn><mo>+</mo><mi>x</mi><mo>+</mo><msup><mrow><mi>x</mi></mrow><mrow><mn mathvariant="normal">2</mn></mrow></msup></mrow></mfenced></mrow><mrow><mi>n</mi></mrow></msup></math>
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832585&type=
4.91066647
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832633&type=
19.38866615
展开式中
<math id="M9"><msup><mrow><mi>x</mi></mrow><mrow><mi>n</mi></mrow></msup></math>
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832637&type=
2.96333337
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832616&type=
2.79399991
项的系数. 我们证明了孙智伟提出的关于中心三项式系数与中心二项式系数和式的同余式猜想.
The central trinomial coefficient
<math id="M4"><msub><mrow><mi>T</mi></mrow><mrow><mi>n</mi></mrow></msub></math>
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832504&type=
3.72533321
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832506&type=
3.21733332
denotes the coefficient of
<math id="M5"><msup><mrow><mi>x</mi></mrow><mrow><mi>n</mi></mrow></msup></math>
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832547&type=
2.96333337
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832559&type=
2.79399991
in the expansion of
<math id="M6"><msup><mrow><mfenced separators="|"><mrow><mn mathvariant="normal">1</mn><mo>+</mo><mi>x</mi><mo>+</mo><msup><mrow><mi>x</mi></mrow><mrow><mn mathvariant="normal">2</mn></mrow></msup></mrow></mfenced></mrow><mrow><mi>n</mi></mrow></msup></math>
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832562&type=
4.91066647
https://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=84832555&type=
19.38866615
. We prove a congruence related to the sums of the central trinomial coefficient and the central binomial coefficient
which was conjectured by Z.-W. Sun.
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GESSEL I M , 1983 . Some congruences for generalized Euler numbers [J]. Can J Math , 35 ( 4 ): 687 - 709 .
GOULD H W , 1972 . Combinatorial identities [M]. West Virginia : Morgantown Printing and Binding Co .
GRANVILLE A , 1997 . Arithmetic properties of binomial coefficients I: Binomial coefficients modulo prime powers [C]// Canadian Mathematical Society Conference Proceedings , 20 : 253 - 275 .
OSBURN R , SAHU B , STRAUB A , 2016 . Supercongruences for sporadic sequences [J]. Proc Edinb Math Soc , 59 ( 2 ): 503 - 518 .
SUN Z W , 2014 . On sums related to central binomial and trinomial coefficients [M]// NATHANSON M. Combinatorial and additive number theory: CANT2011 and 2012 . New York : Springer .
SUN Z W , 2019 . Open conjectures on congruences [J]. Nanjing Univ J Math Biquarterly , 36 ( 1 ): 1 - 99 .
WANG C , SUN Z W , 2024 . Some parametric congruences involving generalized central trinomial coefficients [J]. Rev Real Acad Cienc Exactas Fís Nat Ser A-Mat , 118 : 3 .
ZHANG Y , 2021 . Three supercongruences involving generalized central trinomial coefficients [J]. Adv Math(China) , 50 ( 2 ): 184 - 194 .
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