2020 digit 
200 
403 
Algebra,
Digits

Ohmatrix 
300 
121 
Algebra,
LinearAlgebra,
Matrices

Cubical squares 
100 
494 
Algebra,
Exponents

Fractions 
300 
74 
Algebra

Numbers ratio 
100 
515 
Algebra,
Arithmetics

Product of differences 
300 
86 
Algebra,
Inequalities

Triangle in hyperbola 
400 
59 
Algebra,
Geometry,
Coordinates

Positive product of sums 
300 
58 
Algebra,
Equations,
NumberTheory

Squared fours 
200 
157 
NumberTheory,
Algebra

C Sum 
300 
95 
Algebra,
Combinatorics,
Formulas

Integer sequence 
400 
6 
Algebra,
Sequences

Quadratic Sets 
400 
4 
Combinatorics,
Sets,
Algebra

Polynomial without 4 
400 
40 
Algebra,
Polynomials

Tricky sequence 
500 
28 
NumberTheory,
Algebra,
Sequences

Similar polynomials 
500 
47 
Algebra,
Polynomials

Weird equation 
200 
181 
Algebra,
Polynomials

Tricky polynomial 
600 
41 
Algebra,
Polynomials,
ComplexNumbers

Many digits 
400 
94 
Algebra

One threedigit number 
200 
227 
Algebra,
Inequalities

Progressive sequence 
500 
18 
Algebra,
NumberTheory,
Sequences

Lin's Numbers 
400 
28 
NumberTheory,
Algebra

What a function 
400 
37 
Algebra,
Functions

Just sequence 
300 
136 
Algebra,
Sequences

Function 
300 
183 
Algebra,
FunctionalEquations

Minimizing Fibb 
400 
112 
Algebra,
Sequences

Tommorow's day 
100 
579 
Algebra,
Digits

Functional Eq 
700 
15 
Algebra,
FunctionalEquations

Simple expression 
300 
75 
Algebra,
Combinatorics

Zero sequence 
200 
63 
Algebra,
Sequences

U turn 
200 
139 
Algebra,
NumberTheory,
Digits

MTMTK System 
400 
19 
Algebra,
Equations

Sequenta 
300 
60 
Algebra,
Sequences

Simple sum 
300 
26 
Algebra,
Sums

Good Order 
600 
3 
Algebra,
NumberTheory

2+1 
200 
217 
Algebra,
Arithmetics

Rational Irrational 
300 
28 
Algebra,
NumberTheory

Random numbers 
400 
14 
Algebra,
Combinatorics

Mathrix 
600 
2 
Algebra,
NumberTheory,
Matrices

Powered Numbers (Duplicate) 
300 
49 
Algebra,
NumberTheory

Digital Cubes 
100 
55 
Algebra,
Digits

Small triangular numbers 
200 
123 
Algebra,
NumberTheory

Expanding brackets 
300 
139 
Algebra,
Polynomials

Lucky numbers 
100 
101 
Digits,
Algebra

5th power equation 
500 
59 
Algebra,
Equations

Hold me 
500 
17 
Algebra

Almost fixed 
400 
10 
Combinatorics,
Algebra

Flip 
200 
56 
Algebra,
NumberTheory,
Digits

Maximum of Minimum 
500 
25 
Algebra,
Inequalities

Rational Polynomial 
400 
24 
Algebra,
Polynomials

Powered Numbers 
300 
50 
Algebra,
NumberTheory

0,1,2 polynomial 
400 
20 
Combinatorics,
Algebra

Odd polynomial 
400 
101 
Algebra,
Polynomials

Smallest number 
600 
241 
Algebra

Permutational Polynomial 
500 
30 
Algebra

Smallest degree 
400 
5 
Algebra,
Polynomials

Not fibbo 
300 
46 
Algebra,
Sequences

!Fancy FE 
500 
9 
Algebra,
Polynomials

Temirlan's cake 
100 
655 
Algebra,
Arithmetics

Fill the square 
400 
16 
Combinatorics,
Algebra

Sum probability 
300 
72 
Combinatorics,
Algebra,
Probablilities

Lin does shopping 
200 
23 
Algebra,
NumberTheory

Just Easy Sum 
100 
86 
Algebra

!Fancy cubic 
300 
64 
Algebra,
NumberTheory

Discriminant 
400 
29 
Algebra,
Polynomials

6sums 
100 
71 
Algebra

Binary Sum 
500 
22 
NumberTheory,
Algebra

Sharp inequality 
500 
9 
Algebra,
Inequalities

Cube Cube Square 
300 
24 
Algebra,
NumberTheory

Negative roots 
300 
21 
Algebra

Solutions on the interval 
300 
53 
Algebra,
Equations

Not constant 
300 
22 
Algebra,
NumberTheory

Poly 
600 
9 
Algebra

Quadratic 
300 
40 
Algebra,
NumberTheory

Nice polynomial 
700 
7 
Algebra

Fancy limit 
400 
31 
Algebra,
Sequences

Nice Integer 
400 
5 
NumberTheory,
Algebra,
Polynomials

Too much 
600 
25 
Algebra,
Equations

Fancy integral 
700 
30 
Algebra,
Sums,
Integrals

Seven eleven 
200 
42 
Algebra

Fancy polynomial 
800 
20 
Algebra,
Polynomials
