Arithmetic and geometric sequences
Find the n-th harmonic number Hₙ and the sum of the harmonic series of the first n terms. Works for integers (with the exact…
Find the sum and the final value of a linear (arithmetic) number sequence from its initial value, common difference and number…
Explore the Collatz conjecture (3n+1 problem): generate hailstone sequences, count steps to reach 1, and find the peak value…
Calculate the partial sum or infinite sum of arithmetic and geometric series. Supports convergence detection, currencies…
Build Pascal's triangle for any number of rows (1–30), compute binomial coefficients C(n,k), visualize binomial expansion…
Calculate any Fibonacci number, explore the first 250 terms, compute the Golden Ratio approximation, and set custom starting…
Calculate any arithmetic sequence: find the nth term, partial sum, and list all terms. Supports currencies (USD, EUR, GBP…
Calculate any geometric sequence: find the nth term, partial sum, infinite sum, and list all terms. Supports currencies (USD,…
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