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A115734
Numbers k such that the digits of k^2 include the digits of the k-th prime as substring.
3
44, 2243463, 37035039, 3837982664
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..4.
EXAMPLE
prime(44) = 193 and 44^2 = 193_6.
prime(224346) = 3112771 and 224346^2 = 50_33112771_6.
prime(37035039) = 715941137 and 37035039^2 = 13_715941137_31521.
prime(3837982664) = 92916453689 and 3837982664^2= 14730110_92916453689_6.
CROSSREFS
Cf.
A115735
,
A115736
,
A115737
.
Sequence in context:
A305997
A277840
A172828
*
A119078
A172878
A001782
Adjacent sequences:
A115731
A115732
A115733
*
A115735
A115736
A115737
KEYWORD
base
,
nonn
AUTHOR
Giovanni Resta
, Jan 30 2006
STATUS
approved
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Last modified April 24 06:39 EDT 2024. Contains 371920 sequences. (Running on oeis4.)