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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.

User: Akshat Kadia

Akshat Kadia's wiki page.

Akshat Kadia has authored 1 sequences.

A361153 a(0)=0, a(1)=1; thereafter a(n) = (n-1)*a(n-1)! + (n-2)*a(n-2)!.

Original entry on oeis.org

0, 1, 1, 3, 20, 9731608032706560018
Offset: 0

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Author

N. J. A. Sloane, Mar 03 2023, following a suggestion from Akshat Kadia, Feb 2023

Keywords

Comments

The next term is too large to include.
There is a suggestion that this is mentioned in Kenneth H. Rosen's book "Discrete Mathematics and Its Applications". It would be nice to have a precise reference, including edition, date, and page number.

Crossrefs

Cf. A000045, A005604, A114045.

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

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