olemus
jada väärtustega \(a_0, a_1, a_2, ... \), kus leidub selline indeks \(i\), et iga \(k > i\) korral \(a_k = a_i\)
= a sequence whose all terms are the same

näiteid
http://oeis.org/wiki/Constant_sequences
https://math.stackexchange.com/questions/2060380/constant-sequence