The Log-concavity Property Associated to Hyperjacobsthal and Hyperjacobsthal-Lucas Sequences

Moussa Ahmia^1, and Hacène Belbachir²

¹Department of Mathematic, University of Mohamed Seddik Ben yahia, Jijel, Algeria

²Faculty of Mathematics, University of Sciences and Technology Houari Boumediene, Algiers, Algeria

Cite this paper:
Moussa Ahmia and Hacène Belbachir. The Log-concavity Property Associated to Hyperjacobsthal and Hyperjacobsthal-Lucas Sequences. Turkish Journal of Analysis and Number Theory. 2018; 6(3):107-110. doi: 10.12691/tjant-6-3-8

Abstract

In this paper, we show the log-concavity properties for the hyperjacobsthal, hyperjacobsthal-Lucas and associated sequences. Further, we investigate the -log-concavity property.

Keywords:
Hyperjacobsthal numbers hyperjacobsthal-Lucas numbers log-concavity -log-concavity

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