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A065778
a(1) = 16; for n > 1, a(n) is the smallest integer > 0 such that the concatenation a(n)a(n-1)...a(2)a(1) is a square.
2
16, 21, 602, 9919, 201825782, 786148373230451374, 222497947677972243238266280556039145, 689281060145549220555862860288211510118547777224654163905516661857896088
OFFSET
1,1
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Klaus Brockhaus, Nov 19 2001
EXTENSIONS
More terms from Ulrich Schimke (ulrschimke(AT)aol.com), Dec 18 2001
STATUS
approved