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A249043 a(1) = 42; a(n+1) = a(n) + sum of decimal digits of a(n). 2
42, 48, 60, 66, 78, 93, 105, 111, 114, 120, 123, 129, 141, 147, 159, 174, 186, 201, 204, 210, 213, 219, 231, 237, 249, 264, 276, 291, 303, 309, 321, 327, 339, 354, 366, 381, 393, 408, 420, 426, 438, 453, 465, 480, 492, 507, 519, 534, 546, 561, 573, 588, 609, 624, 636 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
D. R. Kaprekar, The Mathematics of the New Self Numbers, Privately Printed, 311 Devlali Camp, Devlali, India, 1963.
LINKS
D. R. Kaprekar, The Mathematics of the New Self Numbers [annotated and scanned]
FORMULA
a(n+1) = A062028(a(n)). - Reinhard Zumkeller, Oct 31 2014
PROG
(Haskell)
a249043 n = a249043_list !! (n-1)
a249043_list = iterate a062028 42
-- Reinhard Zumkeller, Oct 31 2014
CROSSREFS
Sequence in context: A095485 A276185 A124189 * A063998 A255513 A186456
KEYWORD
easy,nonn,base
AUTHOR
N. J. A. Sloane, Oct 30 2014
STATUS
approved

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Last modified May 26 01:16 EDT 2024. Contains 372807 sequences. (Running on oeis4.)