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

A261936 as a simple table

na(n)
10
22
3218
47943
55488030
61247810761

[0,2,218,7943,5488030,1247810761]

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 March 17 18:32 EDT 2025. Contains 381825 sequences.
License Agreements, Terms of Use, Privacy Policy