Comer, Douglas The ubiquitous B-tree. (English) Zbl 0419.68034 Comput. Surv. 11, 121-137 (1979). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 54 Documents MSC: 68P05 Data structures 68R99 Discrete mathematics in relation to computer science Keywords:dedicated database systems; general-purpose access methods; B-tree; file organization; index PDF BibTeX XML Cite \textit{D. Comer}, Comput. Surv. 11, 121--137 (1979; Zbl 0419.68034) Online Encyclopedia of Integer Sequences: Expansion of g.f.: (1 - x^2 + x^3)/((1-x^2)*(1-2*x^2)).