Silver Constant

writer : Le Lionnais, F.

source : Les nombres remarquables. Paris: Hermann

page : ...

812

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Robbins Constant

writer : Finch, S. R.

source : "Geometric Probability Constants." §8.1 in Mathematical Constants. Cambridge, England: Cambridge University Press

page : ...

940

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Real Number Picking

writer : American Mathematics Competitions

source : Problem B3 in "William Lowell Putnam Competition Archive, 1993" https://www.unl.edu/amc/a-activities/a7-problems/putnam/.

page : ...

901

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Gregory Number

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

source : "Gregory,s Numbers" In The Book of Numbers. New York: Springer-Verlag

page : ...

1300

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Harshad Number

writer : Cai, T.

source : "On 2-Niven Numbers and 3-Niven Numbers." Fib. Quart. 34

page : ...

1492

more

Casting Out Nines

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

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

page : ...

1183

more

Egyptian Number

writer : Graham, R. L

source : "A Theorem on Partitions." J. Austral. Math. Soc. 3

page : ...

1003

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Figurate Number

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

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

page : ...

2464

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Multiplication

writer : Karatsuba, A. and Ofman, Yu

source : "Multiplication of Many-Digital Numbers by Automatic Computers." Doklady Akad. Nauk SSSR 145, 293-294, 1962. Translation in Physics-Doklady 7

page : ...

1028

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Hexanacci Number

writer : Sloane, N. J. A

source : Sequence A001592/M1128 and A118427 in "The On-Line Encyclopedia of Integer Sequences."

page : ...

1103

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Catalan,s Diophantine Problem

writer : Inkeri, K.

source : "On Catalan,s Problem." Acta Arith. 9

page : ...

909

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Ring of Fractions

writer : Atiyah, M. F. and Macdonald, I. G.

source : Introduction to Commutative Algebra. Menlo Park, CA: Addison-Wesley, 1969.

page : ...

1050

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Integer Triangle

writer : Andrews, G.

source : "A Note on Partitions and Triangles with Integer Sides." Amer. Math. Monthly 86

page : ...

2049

more

Smith Number

writer : Gardner, M.

source : Penrose Tiles and Trapdoor Ciphers... and the Return of Dr. Matrix, reissue ed. New York: W. H. Freeman

page : ...

1392

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Barban,s Constant

writer : Barban, M. B

source : "The Large Sieve Method and Its Application to Number Theory." Uspehi Mat. Nauk 21

page : ...

867

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Fundamental Region

writer : Apostol, T. M

source : "Fundamental Region." §2.3 in Modular Functions and Dirichlet Series in Number Theory, 2nd ed. New York: Springer-Verlag

page : ...

1061

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Hafner-Sarnak-McCurley Constant

writer : Finch, S. R

source : "Hafner-Sarnak-McCurley Constant." §2.5 in Mathematical Constants. Cambridge, England: Cambridge University Press

page : ...

1096

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Khinchin Harmonic Mean

writer : Bailey, D. H.; Borwein, J. M.; and Crandall, R. E.

source : "On the Khintchine Constant." Math. Comput. 66

page : ...

948

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