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A052220 Numbers whose sum of digits is 6. 32
6, 15, 24, 33, 42, 51, 60, 105, 114, 123, 132, 141, 150, 204, 213, 222, 231, 240, 303, 312, 321, 330, 402, 411, 420, 501, 510, 600, 1005, 1014, 1023, 1032, 1041, 1050, 1104, 1113, 1122, 1131, 1140, 1203, 1212, 1221, 1230, 1302, 1311, 1320, 1401, 1410 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A007953(a(n)) = 6; number of repdigits = #{6,33,222,111111} = A242627(6) = 4. - Reinhard Zumkeller, Jul 17 2014

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..924

MATHEMATICA

Select[Range[10^4], Total[IntegerDigits[#]] == 6 &] (* Vincenzo Librandi, Mar 07 2013 *)

PROG

(MAGMA) [n: n in [1..1500] | &+Intseq(n) eq 6 ]; // Vincenzo Librandi, Mar 07 2013

(Haskell)

a052220 n = a052220_list !! (n-1)

a052220_list = filter ((== 6) . a007953) [0..]

-- Reinhard Zumkeller, Jul 17 2014

CROSSREFS

Cf. A007953.

Cf. A011557 (1), A052216 (2), A052217 (3), A052218 (4), A052219 (5), A052221 (7), A052222 (8), A052223 (9), A052224 (10), A166311 (11), A235151 (12), A143164 (13), A235225(14), A235226 (15), A235227 (16), A166370 (17), A235228 (18), A166459 (19), A235229 (20).

Cf. A242614, A242627.

Sequence in context: A055040 A017233 A122709 * A217747 A242405 A064565

Adjacent sequences:  A052217 A052218 A052219 * A052221 A052222 A052223

KEYWORD

nonn,base,easy

AUTHOR

Henry Bottomley, Feb 01 2000

EXTENSIONS

Offset changed from Bruno Berselli, Mar 07 2013

STATUS

approved

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Last modified February 21 04:43 EST 2018. Contains 299389 sequences. (Running on oeis4.)