A072231 a(n) = floor(n^2/A005185(n-1)), where A005185 is Hofstadter's Q-sequence.

1, 4, 4, 5, 8, 9, 9, 12, 13, 16, 20, 18, 21, 24, 22, 28, 28, 29, 32, 33, 36, 40, 44, 36, 44, 48, 45, 49, 52, 56, 48, 60, 64, 57, 58, 68, 68, 65, 72, 72, 73, 76, 77, 80, 84, 88, 92, 72, 100, 100, 86, 96, 108, 97, 100, 112, 101, 112, 108, 112, 116, 120, 99, 124, 136, 114, 128