The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A037463 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A037463

a(n)=Sum{d(i)*9^i: i=0,1,...,m}, where Sum{d(i)*4^i: i=0,1,...,m} is the base 4 representation of n.
(history; published version)

#9 by Charles R Greathouse IV at Sun Aug 03 14:27:16 EDT 2014

MATHEMATICA

(* _Clark Kimberling, _, Aug 14 2012 *)

Discussion

Sun Aug 03

14:27

OEIS Server: https://oeis.org/edit/global/2271

#8 by Joerg Arndt at Tue Aug 14 15:48:05 EDT 2012

STATUS

proposed

approved

#7 by Clark Kimberling at Tue Aug 14 15:44:35 EDT 2012

STATUS

editing

proposed

#6 by Clark Kimberling at Tue Aug 14 15:29:20 EDT 2012

DATA

0, 1, 2, 3, 9, 10, 11, 12, 18, 19, 20, 21, 27, 28, 29, 30, 81, 82, 83, 84, 90, 91, 92, 93, 99, 100, 101, 102, 108, 109, 110, 111, 162, 163, 164, 165, 171, 172, 173, 174, 180, 181, 182, 183, 189, 190, 191, 192, 243, 244, 245, 246, 252, 253, 254, 255, 261

OFFSET

1,2

0,3

LINKS

Clark Kimberling, <a href="/A037463/b037463.txt">Table of n, a(n) for n = 0..1000</a>

MATHEMATICA

Table[FromDigits[RealDigits[n, 4], 9], {n, 0, 100}]

(* Clark Kimberling, Aug 14 2012 *)

EXTENSIONS

Offset changed to 0 by Clark Kimberling, Aug 14 2012

STATUS

approved

editing

#5 by Russ Cox at Fri Mar 30 18:56:28 EDT 2012

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

Clark Kimberling

Discussion

Fri Mar 30

18:56

OEIS Server: https://oeis.org/edit/global/285

#4 by N. J. A. Sloane at Sun Feb 20 03:00:00 EST 2005

NAME

a(n)=SUMSum{d(i)*9^i: i=0,1,...,m}, where SUMSum{d(i)*4^i: i=0,1,...,m} is the base 4 representation of n.

KEYWORD

nonn,base,new

#3 by N. J. A. Sloane at Sat Sep 13 03:00:00 EDT 2003

KEYWORD

nonn,base,new

AUTHOR

Clark Kimberling, (ck6(AT)evansville.edu)

#2 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

KEYWORD

nonn,base,new

AUTHOR

Clark Kimberling, ck6@cedar.(AT)evansville.edu

#1 by N. J. A. Sloane at Sat Dec 11 03:00:00 EST 1999

NAME

a(n)=SUM{d(i)*9^i: i=0,1,...,m}, where SUM{d(i)*4^i: i=0,1,...,m} is the base 4 representation of n.

DATA

1, 2, 3, 9, 10, 11, 12, 18, 19, 20, 21, 27, 28, 29, 30, 81, 82, 83, 84, 90, 91, 92, 93, 99, 100, 101, 102, 108, 109, 110, 111, 162, 163, 164, 165, 171, 172, 173, 174, 180, 181, 182, 183, 189, 190, 191, 192, 243, 244, 245, 246, 252, 253

OFFSET

1,2

KEYWORD

nonn,base

AUTHOR

Clark Kimberling, ck6@cedar.evansville.edu

STATUS

approved