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A122991
Indices of primes in tribonacci sequence A000073, minus 2.
0
2, 4, 5, 9, 85, 96, 213, 800, 4200, 18697, 96877
OFFSET
1,1
COMMENTS
Also, indices of primes in A282718.
FORMULA
A000073(a(n) + 2) = A092836(n).
a(n) = A303263(n) - 2 = A092835(n) - 1.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Artur Jasinski, Oct 28 2006
EXTENSIONS
Name corrected and a(10)-a(11) added by Andrew Howroyd, Oct 10 2024
STATUS
approved