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A145554
"Compact" numbers that are neither prime nor a square of a prime; see reference for definition.
3
57, 87, 93, 117, 145, 177, 189, 205, 219, 237, 249, 261, 267, 301, 321, 327, 345, 387, 393, 415, 447, 453, 471, 477, 485, 515, 519, 535, 555, 591, 597, 625, 639, 657, 669, 681, 687, 699, 717, 723, 747, 783, 795, 801, 807, 835, 849, 873, 895, 903, 925, 933
OFFSET
1,1
CROSSREFS
Cf. A070566.
Sequence in context: A086097 A172333 A200932 * A111320 A147468 A147036
KEYWORD
nonn
AUTHOR
Ray Chandler, Oct 13 2008
STATUS
approved