Search a number
pernicious n.  and  super-d n.

First numbers that belong to both sets:

19, 31, 69, 81, 107, 127, 131, 181, 247, 261, 310, 319, 331, 333, 334, 336, 339, 348, 369, 381, 419, 431, 454, 471, 481, 558, 569, 601, 631, 681, 690, 719, 731, 749, 769, 781, 782, 784, 810, 919, 944, 981, 988, 1036, 1051, 1053, 1054, 1056, 1057, 1058, 1060, 1063, 1064, 1067, 1069, 1070, 1072, 1081, 1119, 1123, 1168, 1190, 1219, 1231, 1269, 1270, 1281, 1377, 1431, 1453, 1454, 1617, 1645, 1669, 1681, 1769, 1778, 1792, 1810, 1819, 1831, 1869, 1881, 1900, 1931, 1969, 1989, 2081, 2119, 2131, 2159, 2190, 2231, 2232, 2269, 2363, 2373, 2395, 2419, 2421, 2462, 2471, 2472, 2475, 2477, 2478, 2531, 2571, 2581, 2591, 2610, 2619, 2627, 2667, 2669, 2681, 2731, 2759, 2819, 2831, 2869, 2881, 2969, 2981, 3011, 3100, 3119, 3131, 3148, 3163, 3169, 3172, 3181, 3190, 3239, 3258, 3320, 3328, 3331, 3333, 3334, 3337, 3338, 3340, 3343, 3345, 3346, 3348, 3351, 3352, 3355, 3357, 3358, 3361, 3362, 3364, 3367, 3368, 3371, 3373, 3374, 3376, 3379, 3381, 3382, 3385, 3386, 3388, 3408, 3444, 3469, 3481, 3488, 3494, 3623, 3669, 3690, 3719, 3731, 3781, 3810, 3851, 3868, 3877, 3881, 3884, 4016, 4031, 4119, 4181, 4197, 4219, 4231, 4256, 4261, 4285, 4331, 4419, 4431, 4469, 4489, 4519, 4531, 4540, 4546, 4569, 4581, 4594, 4596, 4619, 4649, 4652, 4669, 4681, 4682, 4690, 4732, 4769, 4781, 4794, 4807, 4808, 4819, 4869, 4873, 4881, 4966, 4969, 4972, 5011, 5036, 5061, 5119, 5127, 5131, 5169, 5181, 5190, 5207, 5281, 5302, 5319, 5331, 5349, 5381, 5419, 5454, 5481, 5511, 5517, 5577, 5578, 5580, 5631, 5649, 5690, 5715, 5731, 5781, 5810, 5944, 5969, 5988, 6019, 6081, 6096, 6145, 6169, 6181, 6214, 6231, 6254, 6281, 6357, 6377, 6412, 6471, 6556, 6566, 6569.

Some larger examples :