186116domain: NAppears in sequencesFloor[X/Y] where X = concatenation of (n+1)-st odd number through the 2n-th odd number and Y = concatenation of first n odd numbers.at n=11A067093Numbers k such that A122111(k) [conjugated prime factorization of k] is one of Ore's Harmonic numbers (in A001599).at n=20A336317