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A256084 Non-palindromic balanced numbers in base 4. 1
76, 114, 141, 179, 206, 264, 280, 296, 312, 332, 348, 364, 380, 386, 402, 418, 434, 454, 470, 486, 502, 521, 537, 553, 569, 589, 605, 621, 637, 643, 659, 675, 691, 711, 727, 743, 759, 778, 794, 810, 826, 846, 862, 878, 894, 1060, 1096, 1140, 1176, 1221, 1256, 1320, 1329, 1356, 1400, 1410, 1436, 1481, 1490, 1516, 1554, 1580 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Here a number is called balanced if the sum of digits weighted by their arithmetic distance from the "center" is zero.

This is the base-4 variant of the decimal version A256075 invented by Eric Angelini. See there, and the base-2 version A256082, for further information and examples.

LINKS

Table of n, a(n) for n=1..62.

PROG

(PARI) is(n, b=4, d=digits(n, b), o=(#d+1)/2)=!(vector(#d, i, i-o)*d~)&&d!=Vecrev(d)

CROSSREFS

Cf. A256082 - A256089, A256075, A256080.

Sequence in context: A114914 A026046 A330191 * A039486 A092890 A261705

Adjacent sequences:  A256081 A256082 A256083 * A256085 A256086 A256087

KEYWORD

nonn,base

AUTHOR

M. F. Hasler, Mar 14 2015

STATUS

approved

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Last modified January 27 09:04 EST 2022. Contains 350607 sequences. (Running on oeis4.)