The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A008574 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A008574

a(0) = 1, thereafter a(n) = 4n.
(history; published version)

#183 by R. J. Mathar at Fri Jan 12 06:22:00 EST 2024

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proposed

approved

#182 by R. J. Mathar at Fri Jan 12 06:11:04 EST 2024

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editing

proposed

#181 by R. J. Mathar at Fri Jan 12 06:11:00 EST 2024

FORMULA

Binomial transform is A000337 (dropping the 0 there). - Paul Barry, Jul 21 2003

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approved

editing

#180 by R. J. Mathar at Fri Jan 12 05:40:27 EST 2024

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editing

approved

#179 by R. J. Mathar at Fri Jan 12 05:39:58 EST 2024

FORMULA

a(n) = 4*n, = A008586(n), n >= 1. - Tom Karzes, Apr 01 2020

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approved

editing

#178 by Ray Chandler at Wed Aug 30 17:09:15 EDT 2023

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editing

approved

#177 by Ray Chandler at Wed Aug 30 17:09:08 EDT 2023

LINKS

Anton Shutov and Andrey Maleev, <a href="https://doi.org/10.1515/zkri-2020-0002">Coordination sequences of 2-uniform graphs</a>, Z. Kristallogr., 235 (2020), 157-166. See supplementary material, krb, vertex u_1.

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approved

editing

#176 by Michael De Vlieger at Wed Sep 22 17:39:34 EDT 2021

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reviewed

approved

#175 by Michel Marcus at Wed Sep 22 17:26:06 EDT 2021

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proposed

reviewed

#174 by Michael De Vlieger at Wed Sep 22 16:51:11 EDT 2021

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editing

proposed