Horadam Sequence

writer : Horadam, A. F.

source : "Basic Properties of a Certain Generalised Sequence of Numbers." Fib. Quart. 3

page : ...

6-12-2020 1204

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Golomb-Dickman Constant Continued Fraction

writer : Sloane, N. J. A.

source : Sequences A225336, A225337, A225363, and A225364 in "The On-Line Encyclopedia of Integer Sequences."

page : ...

18-2-2020 1324

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Calkin-Wilf Tree

writer : Bogomolny, A.

source : "Fractions on a Binary Tree II." http://www.cut-the-knot.org/blue/Fusc.shtml.

page : ...

21-10-2019 1202

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Pell Number

writer : McDaniel, W. L.

source : "Triangular Numbers in the Pell Sequence." Fib. Quart. 34

page : ...

26-9-2020 1367

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Vampire Number

writer : Anderson, J. K

source : "Vampire Numbers." https://hjem.get2net.dk/jka/math/vampires/.

page : ...

20-11-2020 1761

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Wang,s Conjecture

writer : Adler, A. and Holroyd, F. C.

source : "Some Results on One-Dimensional Tilings." Geom. Dedicata 10

page : ...

9-8-2020 2537

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Odd Number

writer : Sloane, N. J. A.

source : Sequence A005408/M2400 in "The On-Line Encyclopedia of Integer Sequences."

page : ...

22-7-2020 1864

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Golden Rhombohedron

writer : Kabai, S.

source : Mathematical Graphics I: Lessons in Computer Graphics Using Mathematica. Püspökladány, Hungary: Uniconstant

page : ...

17-2-2020 1153

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Octahedral Number

writer : Conway, J. H. and Guy, R. K.

source : The Book of Numbers. New York: Springer-Verlag

page : ...

22-12-2020 1466

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Modular Form

writer : Apostol, T. M

source : "Modular Forms with Multiplicative Coefficients." Ch. 6 in Modular Functions and Dirichlet Series in Number Theory, 2nd ed. New York: Springer-Verlag

page : ...

24-12-2019 1944

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Happy Number

writer : Dudeney, H. E.

source : Problem 143 in 536 Puzzles & Curious Problems. New York: Scribner

page : ...

11-11-2020 1112

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Prime Factorization

writer : Dickson, L. E.

source : "Factor Tables, Lists of Primes." Ch. 13 in History of the Theory of Numbers, Vol. 1: Divisibility and Primality. New York: Dover

page : ...

15-9-2020 1729

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Modular Equation

writer : Borwein, J. M. and Borwein, P. B

source : Pi & the AGM: A Study in Analytic Number Theory and Computational Complexity. New York: Wiley

page : ...

24-12-2019 1167

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Interprime

writer : Sloane, N. J. A

source : Sequences A024675, A072568, and A072569 in "The On-Line Encyclopedia of Integer Sequences."

page : ...

23-9-2020 1180

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Quarter

writer : المرجع الالكتروني للمعلوماتيه

source : المرجع الالكتروني للمعلوماتيه

page : ...

29-10-2019 1667

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Repunit

writer : Ball, W. W. R. and Coxeter, H. S. M

source : Mathematical Recreations and Essays, 13th ed. New York: Dover

page : ...

27-9-2020 1545

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Golden Ratio Approximations

writer : Pegg, E. Jr.

source : "Math Games: Keen Approximations." Feb. 14

page : ...

17-2-2020 1062

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Direct Search Factorization

writer : المرجع الالكتروني للمعلوماتيه

source : www.almerja.com

page : ...

12-9-2020 1218

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