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A174594 a(n) = is the smallest number such that the difference between the sum of the square of his digits and a(n) is n, or 0 if no such number exists. 1
1, 0, 2, 14, 25, 56, 3, 0, 0, 36, 0, 15, 4, 0, 26, 0, 0, 57, 47, 0, 5, 16, 0, 0, 0, 0, 27, 0, 0, 0, 6, 58, 48, 17, 0, 38, 0, 0, 0, 0, 28, 0, 7, 0, 0, 0, 0, 18, 49, 0, 0, 39, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 19, 0, 0, 0, 0, 0, 0, 0, 0, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Example : a(3) = 14, because 1^2 + 4^2 - 14 = 3.

LINKS

Table of n, a(n) for n=0..72.

CROSSREFS

Cf. A003132, A174593.

Sequence in context: A226334 A109255 A285990 * A051222 A194411 A017545

Adjacent sequences:  A174591 A174592 A174593 * A174595 A174596 A174597

KEYWORD

base,nonn

AUTHOR

Claudio Meller, Mar 23 2010

EXTENSIONS

a(0)=1 prepended by Michel Marcus, Feb 05 2014

STATUS

approved

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Last modified April 11 13:59 EDT 2021. Contains 342886 sequences. (Running on oeis4.)