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.

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A102202 Iccanobirt semiprimes (12 of 15): Semiprime numbers in A102122.

Original entry on oeis.org

4, 26, 302, 6487, 6572211, 9962261161, 20114953831, 72323276790496009462, 9563112289639086692081, 639278857103151880047311, 13532727020275663728604021, 91820624869556443938377242, 629083300047263751187646851269521, 40032985928622992884587988549627831
Offset: 1

Views

Author

Jonathan Vos Post and Ray Chandler, Dec 31 2004

Keywords

Crossrefs

Cf. A001358, A102122, A102182, A102191-A102205.

Formula

a(n) = A102122(A102182(n)).

Extensions

Offset changed to 1 and more terms from Jinyuan Wang, Aug 14 2021
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Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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