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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A122991 Indices of primes in tribonacci sequence A000073, minus 2.

Original entry on oeis.org

2, 4, 5, 9, 85, 96, 213, 800, 4200, 18697, 96877
Offset: 1

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Author

Artur Jasinski, Oct 28 2006

Keywords

Comments

Also, indices of primes in A282718.

Crossrefs

Cf. A000073, A092835, A092836, A282718, A303263.

Formula

A000073(a(n) + 2) = A092836(n).
a(n) = A303263(n) - 2 = A092835(n) - 1.

Extensions

Name corrected and a(10)-a(11) added by Andrew Howroyd, Oct 10 2024
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