The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A090740

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A090740

Exponent of 2 in 3^n - 1.
(history; published version)

#44 by Joerg Arndt at Wed Jan 04 02:59:27 EST 2023

STATUS

proposed

approved

#43 by Michel Marcus at Wed Jan 04 02:09:21 EST 2023

STATUS

editing

proposed

#42 by Michel Marcus at Wed Jan 04 02:09:04 EST 2023

CROSSREFS

Cf. A007814, A014445, A059841.

STATUS

approved

editing

Discussion

Wed Jan 04

02:09

Michel Marcus: Fibonacci(3n)  xref

#41 by Michel Marcus at Wed Jan 04 02:06:30 EST 2023

STATUS

reviewed

approved

#40 by Joerg Arndt at Wed Jan 04 01:30:33 EST 2023

STATUS

proposed

reviewed

#39 by Amiram Eldar at Wed Jan 04 00:17:37 EST 2023

STATUS

editing

proposed

#38 by Amiram Eldar at Wed Jan 04 00:14:07 EST 2023

FORMULA

Dirichlet g.f.: zeta(s)*(2^s+1-1/2^s)/(2^s-1). - Amiram Eldar, Jan 04 2023

STATUS

approved

editing

#37 by Hugo Pfoertner at Mon Nov 28 08:09:45 EST 2022

STATUS

reviewed

approved

#36 by Joerg Arndt at Mon Nov 28 07:59:11 EST 2022

STATUS

proposed

reviewed

#35 by Amiram Eldar at Mon Nov 28 07:09:28 EST 2022

STATUS

editing

proposed