A043885 Numbers n such that 2 and 3 occur juxtaposed in the base 4 representation of n but not of n+1.

11, 14, 27, 30, 47, 59, 62, 75, 78, 91, 94, 111, 123, 126, 139, 142, 155, 158, 191, 203, 206, 219, 222, 239, 251, 254, 267, 270, 283, 286, 303, 315, 318, 331, 334, 347, 350, 367, 379, 382, 395, 398, 411, 414, 447, 459, 462, 475