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A032689
Numbers k such that k surrounded by digit '7' is a lucky number.
1
1, 2, 7, 8, 16, 19, 20, 23, 35, 37, 43, 44, 50, 56, 67, 68, 71, 73, 82, 83, 89, 91, 94, 101, 103, 104, 115, 127, 134, 151, 154, 155, 157, 161, 169, 199, 212, 215, 218, 227, 232, 257, 260, 268, 272, 278, 289, 290, 299, 301, 308, 311, 317, 319, 322, 337, 338
OFFSET
1,2
CROSSREFS
Sequence in context: A263602 A162664 A341706 * A331489 A300476 A213037
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, May 15 1998
STATUS
approved