The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A151923 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing all changes.

A151923

a(n) = A079316(2n+1).
(history; published version)

#8 by OEIS Server at Fri Jul 28 10:37:56 EDT 2023

LINKS

Paolo Xausa, <a href="/A151923/b151923_1.txt">Table of n, a(n) for n = 0..10000</a>

#7 by Michael De Vlieger at Fri Jul 28 10:37:56 EDT 2023

STATUS

proposed

approved

Discussion

Fri Jul 28

10:37

OEIS Server: Installed first b-file as b151923.txt.

#6 by Michel Marcus at Fri Jul 28 03:38:44 EDT 2023

STATUS

editing

proposed

#5 by Michel Marcus at Fri Jul 28 03:38:41 EDT 2023

NAME

a(n) = A079316(2n+1).

STATUS

proposed

editing

#4 by Paolo Xausa at Fri Jul 28 03:36:06 EDT 2023

STATUS

editing

proposed

#3 by Paolo Xausa at Fri Jul 28 03:03:13 EDT 2023

DATA

3, 7, 11, 21, 25, 35, 45, 73, 77, 87, 97, 125, 135, 163, 191, 273, 277, 287, 297, 325, 335, 363, 391, 473, 483, 511, 539, 621, 649, 731, 813, 1057, 1061, 1071, 1081, 1109, 1119, 1147, 1175, 1257, 1267, 1295, 1323, 1405, 1433, 1515, 1597, 1841, 1851, 1879, 1907

LINKS

Paolo Xausa, <a href="/A151923/b151923_1.txt">Table of n, a(n) for n = 0..10000</a>

MATHEMATICA

A151923list[nmax_]:=Accumulate[3^DigitCount[Range[0, nmax], 2, 1]+1]+1; A151923list[100] (* Paolo Xausa, Jul 28 2023 *)

CROSSREFS

Cf. A079316, A151712.

EXTENSIONS

More terms from Paolo Xausa, Jul 28 2023

STATUS

approved

editing

#2 by Russ Cox at Fri Mar 30 16:51:07 EDT 2012

AUTHOR

_N. J. A. Sloane (njas(AT)research.att.com), _, Aug 05 2009

Discussion

Fri Mar 30

16:51

OEIS Server: https://oeis.org/edit/global/110

#1 by N. J. A. Sloane at Tue Jun 01 03:00:00 EDT 2010

NAME

A079316(2n+1).

DATA

3, 7, 11, 21, 25, 35, 45, 73, 77, 87, 97, 125, 135, 163, 191, 273, 277, 287, 297, 325, 335, 363, 391, 473, 483, 511, 539, 621, 649, 731

OFFSET

0,1

FORMULA

First differences give A151712.

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Aug 05 2009

STATUS

approved