On the Smarandache-Pascal derived sequences and some of their conjectures

被引:1
|
作者
Li, Xiaoxue [1 ]
Han, Di [1 ]
机构
[1] NW Univ Xian, Dept Math, Xian 710069, Peoples R China
关键词
Smarandache-Pascal derived sequence; Fibonacci number; combination number; elementary method; conjecture;
D O I
10.1186/1687-1847-2013-240
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
For any sequence {b(n)}, the Smarandache-Pascal derived sequence {T-n} of {b(n)} is defined as T-1 = b(1), T-2 = b(1) + b(2), T-3 = b(1) + 2b(2) + b(3), generally, Tn+1 = Sigma(n)(k=0)((n)(k)) . b(k+1) for all n >= 2, where ((n)(k)) = n !/k(n-k)! is the combination number. In reference (Murthy and Ashbacher in Generalized Partitions and New Ideas on Number Theory and Smarandache Sequences, 2005), authors proposed a series of conjectures related to Fibonacci numbers and its Smarandache-Pascal derived sequence, one of them is that if {b(n)} = {F-1, F-9, F-17, ... }, then Tn+1 = 49 . (T-n - Tn-1), n >= 2 we have the recurrence formula , . The main purpose of this paper is using the elementary method and the properties of the second-order linear recurrence sequence to study these problems and to prove a generalized conclusion.
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页数:5
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