104718domain: NAppears in sequencesNumbers n such that A078142(n) = A078142(n+1) = A078142(n+2), where A078142(n) is the sum of the differences of the distinct prime factors p of n and the next square larger than p.at n=22A073938G.f. Sum_{n=-oo..+oo} x^n * (1 + x^n)^(n^3).at n=18A386669