Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:45Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
218K
det| 2 7 ; 7 3 | = -43
190K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
248K
11n² + 7n + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
105K