cp's OEIS Frontend

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.

Showing 1-4 of 4 results.

A101762 Iccanobif prime indices: Indices of prime numbers in A014260.

Original entry on oeis.org

3, 4, 5, 7, 11, 13, 19, 22, 25, 30, 39, 71, 81, 98, 1041, 2942, 4377, 10410
Offset: 1

Views

Author

Jonathan Vos Post and Ray Chandler, Dec 15 2004

Keywords

Comments

No more terms through 11000.

Crossrefs

Cf. A000040, A001129, A014258, A014259, A014260, A101759, A101760, A101761.

Extensions

Offset changed to 1 by Jinyuan Wang, Aug 02 2021

A101760 Iccanobif prime indices: indices of prime numbers in A014258.

Original entry on oeis.org

3, 4, 5, 7, 9, 18, 19, 21, 22, 25, 27, 47, 97, 107, 154, 186, 205, 303, 363, 1385, 1515, 1546, 2642, 2795, 2825, 3193
Offset: 1

Views

Author

Jonathan Vos Post and Ray Chandler, Dec 15 2004

Keywords

Comments

No more terms through 10^4.

Crossrefs

Cf. A000040, A001129, A014258-A014260, A101759-A101762.

A101761 Iccanobif prime indices: Indices of prime numbers in A014259.

Original entry on oeis.org

3, 4, 5, 7, 21, 35, 97, 830, 947, 2627
Offset: 1

Views

Author

Jonathan Vos Post and Ray Chandler, Dec 15 2004

Keywords

Comments

No more terms through 10^4.

Crossrefs

Cf. A000040, A001129, A014258-A014260, A101759-A101762.

A173654 Primes in A001129 (= Iccanobif numbers).

Original entry on oeis.org

2, 3, 5, 13, 4139, 9291169663, 40903307711993, 11203575507020612767, 117931192833682420978785454924465287516044205584738321794932303399537906411276617, 7737619036672503610877049119781775747407075619250176633948790610185824044984615653215342833359
Offset: 1

Views

Author

M. F. Hasler, Jan 14 2011

Keywords

Crossrefs

Cf. A000045, A005478, A001129, A101759.

Programs

  • PARI
    a=0; b=1; for(n=2,999, ispseudoprime(b=A004086(a)+A004086(a=b))& print1(b", "))

Formula

a(n)=A001129(A101759(n)).
Showing 1-4 of 4 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.