Solve: T(n) = T(n-1) + n
69791
How to solve: T(n) = T(n - 1) + n
52443
Solving recurrence relation?
64094
How do I use RSolve to solve a system of recurrence relations?
110958
How to solve for any given natural number n?
89758
Is there a formula for $(1+i)^n+(1-i)^n$?
129860
Find a formula for this sequence (and prove it).
144260
Solve recurrence relation $a_n = 3 a_{n - 3} + a_{n-1} + 2 n$
123495
Find the asymptotic tight bound for $T(n) = 4T(n/2) + n^{2}\log n$
67158
Solve $y'-\int_0^xy(t)dt=2$
94407
Number of solutions for $x[1] + x[2] + \ldots + x[n] =k$
125057
How do I solve a problem with term $a^{n} + b^{n}$?
113675
Question about theta of $T(n)=4T(n/5)+n$
85195
Recurrence relation: $a_n = 3a_{n-1} + 2n, a_0 = 1$
9587
If $f(t) = 1+ \frac{1}{2} +\frac{1}{3}+....+\frac{1}{t}$, find $\sum^n_{r=1} (2r+1)f(r)$ in terms of $f(n)$
60902
Find general solution for the equation $1 + 2 + \cdots + (n − 1) = (n + 1) + (n + 2) + \cdots + (n + r) $
13418
Solve the recurrence
136459
Prove ${n - 1 \choose k - 1} + {n - 2 \choose k - 1} + {n - 3 \choose k - 1} + \dots + {k - 1 \choose k - 1} = {n \choose k}$