142291domain: NAppears in sequencesG.f.: (1 + x^3 + x^4 + ... + x^12 + x^15)/Product_{i=1..10} (1 - x^i).at n=44A003403Determinant of n X n matrix of first n^2 odious numbers: odd number of 1's in binary expansion (A000069).at n=10A119530