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A036532 Smallest cube containing exactly n 5's. 7
0, 125, 15625, 2515456, 365525875, 3553559576, 1654755935552, 535585155561, 1552755855549592, 32585555653355125, 5555455662315755503, 10355855655959525557, 1587453553555655755059, 55569505975375555595375, 5454055655655586555645952 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

a(n)^(1/3) = A048370(n) is the index of the first occurrence of n in sequence A269245. - M. F. Hasler, Feb 21 2016

LINKS

Giovanni Resta, Table of n, a(n) for n = 0..21

FORMULA

a(n) = A048370(n)^3. - M. F. Hasler, Feb 21 2016

MATHEMATICA

nsmall = Table[Infinity, 20];

For[i = 0, i <= 10^6, i++, n0 = Count[IntegerDigits[i^3], 5];

  If[nsmall[[n0 + 1]] > i^3, nsmall[[n0 + 1]] = i^3]];

Cases[nsmall, _?NumberQ] (* Robert Price, Mar 21 2020 *)

CROSSREFS

Cf. A048370, A036527 - A036536 for other digits 0 - 9.

Sequence in context: A067972 A094197 A067491 * A086704 A163596 A194654

Adjacent sequences:  A036529 A036530 A036531 * A036533 A036534 A036535

KEYWORD

nonn,base

AUTHOR

David W. Wilson

EXTENSIONS

Extended with a(0) = 0 by M. F. Hasler, Feb 21 2016

a(12)-a(14) from Giovanni Resta, Jun 29 2018

STATUS

approved

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Last modified November 26 03:20 EST 2020. Contains 338632 sequences. (Running on oeis4.)