A077675 Squarefree numbers with square nonzero square digits.

11, 14, 19, 41, 89, 91, 94, 111, 114, 118, 119, 141, 149, 181, 191, 194, 199, 411, 418, 419, 449, 481, 489, 491, 494, 498, 499, 811, 814, 818, 849, 881, 889, 894, 898, 899, 911, 914, 919, 941, 949, 989, 991, 994, 998, 1111, 1114, 1118, 1119, 1141, 1149