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A153139 Numbers n with property that n^2 is a concatenation of three 3-digit primes. 0
10171, 10371, 10447, 10449, 10451, 11303, 11801, 11827, 12319, 12553, 13387, 13829, 13847, 13903, 13913, 14141, 14549, 15087, 15097, 15153, 15847, 16431, 16841, 16847, 17549, 18363, 18379, 18637, 18697, 18701, 19319, 19337, 19579 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

There are exactly 60 such numbers.

EXAMPLE

a(1)= 10171, 10171^2=103_449_241

a(2)= 10371, 10371^2=107_557_641

a(60)=31591, 31591^2=997_991_281

CROSSREFS

Cf. A153048, A153050

Sequence in context: A054037 A023066 A172810 * A184205 A128878 A050267

Adjacent sequences:  A153136 A153137 A153138 * A153140 A153141 A153142

KEYWORD

base,fini,nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Dec 19 2008

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Last modified February 17 16:49 EST 2012. Contains 206058 sequences.