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 A061388 Sum of digits = 5 times number of digits. 19

%I

%S 5,19,28,37,46,55,64,73,82,91,159,168,177,186,195,249,258,267,276,285,

%T 294,339,348,357,366,375,384,393,429,438,447,456,465,474,483,492,519,

%U 528,537,546,555,564,573,582,591,609,618,627,636,645,654,663,672,681

%N Sum of digits = 5 times number of digits.

%e 186 is a term as the arithmetic mean of the digits is (1+8+6)/3 = 5.

%t Select[Range[685],Total[x=IntegerDigits[#]]==5*Length[x] &]

%o (MAGMA) [ n: n in [1..700] | &+Intseq(n) eq 5*#Intseq(n) ]; // Bruno Berselli, Jun 30 2011

%Y Cf. A061383-A061387, A061423-A061425.

%K nonn,base,easy

%O 1,1

%A _Amarnath Murthy_, May 03 2001

%E More terms from Larry Reeves (larryr(AT)acm.org), May 16 2001

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Last modified September 24 14:46 EDT 2021. Contains 347643 sequences. (Running on oeis4.)