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A155549
EKG exceptional numbers: A064413(n) =/= p and A064413(n) <= n - 1.
0
16, 26, 49, 77, 91, 121, 169, 205, 209, 289
OFFSET
1,1
COMMENTS
Probably complete (David Wasserman).
EXAMPLE
A064413(213)= 209 = 11*19 and 209 < 213 - 1.
CROSSREFS
Sequence in context: A171144 A347692 A204543 * A064420 A038353 A043126
KEYWORD
nonn
AUTHOR
Thomas Ordowski, Jan 24 2009
STATUS
approved