A018111 Powers of fourth root of 23 rounded down.

1, 2, 4, 10, 23, 50, 110, 241, 529, 1158, 2536, 5555, 12167, 26644, 58350, 127784, 279841, 612834, 1342070, 2939051, 6436343, 14095196, 30867616, 67598188, 148035889, 324189522, 709955183, 1554758332