Between each pair of terms in this sequence is the amount the sequence is decreasing by. The 𝒏th term refers to a term's position in the sequence, for example, the first term has 𝒏 = 1, the second ...

Each term in a sequence has a position. The first term is in position 1, the second term is in position 2 and so on. Position to terms rules use algebra to work out what number is in a sequence if the ...

For more than 50 years, the mathematician Neil Sloane has curated the authoritative collection of interesting and important integer sequences. Neil Sloane is considered by some to be one of the most ...