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A064697
Numbers k such that A064696(k) = k-1.
1
2, 17, 19, 23, 29, 47, 59, 61, 97, 1019, 1021, 1033, 1051, 1063, 1087, 1091, 1153, 1193, 1223, 1229, 1291, 1297, 1301, 1429, 1433, 1487, 1531, 1553, 1567, 1607, 1621, 1663, 1697, 1709, 1741, 1777, 1783, 1811, 1823, 1847, 1861, 1873, 1979, 2017, 2029, 2063
OFFSET
1,1
FORMULA
It appears that all terms are primes.
CROSSREFS
Sequence in context: A342470 A368856 A106849 * A038980 A074857 A191018
KEYWORD
nonn
AUTHOR
Jonathan Ayres (jonathan.ayres(AT)btinternet.com), Oct 10 2001
EXTENSIONS
More terms from Sean A. Irvine, Jul 23 2023
Missing 1223 inserted by Sean A. Irvine, May 15 2024
STATUS
approved