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A067179
Smallest number whose square has sum of digits A056991(n).
8
1, 2, 4, 3, 8, 7, 13, 24, 17, 43, 67, 63, 134, 83, 167, 264, 314, 313, 707, 1374, 836, 1667, 2236, 3114, 4472, 6833, 8167, 8937, 16667, 21886, 29614, 60663, 41833, 74833, 89437, 94863, 134164, 191833, 298327, 545793, 547613, 947617, 987917
OFFSET
1,2
COMMENTS
a(n) is the smallest number whose square has the n-th possible digit sum.
LINKS
Zhao Hui Du, Table of n, a(n) for n = 1..147 (terms 1..94 from Giovanni Resta)
FORMULA
a(n) = sqrt(A067178(n)).
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, Jan 09 2002
EXTENSIONS
Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 24 2003
Offset corrected by Giovanni Resta, Jun 27 2018
Name corrected by Jon E. Schoenfield, Feb 18 2024
STATUS
approved