The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A287163 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A287163

Positions of 2 in A287160.
(history; published version)

#4 by N. J. A. Sloane at Mon May 22 12:24:00 EDT 2017

STATUS

proposed

approved

#3 by Clark Kimberling at Mon May 22 09:39:16 EDT 2017

STATUS

editing

proposed

#2 by Clark Kimberling at Mon May 22 09:32:26 EDT 2017

NAME

allocated for Clark KimberlingPositions of 2 in A287160.

DATA

2, 4, 8, 15, 17, 24, 29, 32, 34, 38, 45, 50, 53, 55, 62, 65, 67, 72, 74, 78, 85, 87, 94, 99, 102, 104, 111, 114, 116, 121, 123, 127, 134, 139, 142, 144, 149, 151, 155, 162, 165, 167, 171, 178, 180, 187, 192, 195, 197, 201, 208, 213, 216, 218, 225, 228, 230

OFFSET

1,1

LINKS

Clark Kimberling, <a href="/A287163/b287163.txt">Table of n, a(n) for n = 1..10000</a>

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {2, 1}, 2 -> 0}] &, {0}, 9] (* A287160 *)

Flatten[Position[s, 0]] (* A287161 *)

Flatten[Position[s, 1]] (* A287162 *)

Flatten[Position[s, 2]] (* A287163 *)

CROSSREFS

Cf. A287160, A287161, A287162.

KEYWORD

allocated

nonn,easy

AUTHOR

Clark Kimberling, May 22 2017

STATUS

approved

editing

#1 by Clark Kimberling at Sat May 20 19:29:25 EDT 2017

NAME

allocated for Clark Kimberling

KEYWORD

allocated

STATUS

approved