login
The OEIS is supported by the many generous donors to the OEIS Foundation.
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A080642 as a simple table

na(n)
12
21729
315170835645
41801049058342701083

[2,1729,15170835645,1801049058342701083]

Lookup Welcome Wiki Register Music Plot 2 Demos Index WebCam Contribute Format Style Sheet Transforms Superseeker Recents
The OEIS Community
Maintained by The OEIS Foundation Inc.
Last modified February 17 13:38 EST 2025. Contains 380973 sequences.
License Agreements, Terms of Use, Privacy Policy