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A145022 Primes of the form 4k+1 for which s=2 is the least positive integer such that sp-(floor(sqrt(sp)))^2 is a full square 11
41, 61, 89, 113, 149, 157, 181, 193, 233, 269, 277, 313, 317, 337, 389, 421, 433, 557, 569, 613, 617, 709, 761, 773, 853, 881, 929, 937, 1013, 1109, 1117, 1129, 1201, 1213, 1301, 1409, 1429, 1553, 1637, 1741, 1753, 1861, 1873, 1901, 1997, 2113, 2137, 2153 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

a(1)=41 since p=41 is the least prime of the form 4k+1 for which p-(floor(sqrt(p)))^2 is not a full square, but 2p-(floor(sqrt(2p)))^2 is a full square (for p=41 it is 1)

CROSSREFS

A145016

Sequence in context: A178057 A169798 A110411 * A154763 A141881 A139952

Adjacent sequences:  A145019 A145020 A145021 * A145023 A145024 A145025

KEYWORD

nonn

AUTHOR

Vladimir Shevelev (shevelev(AT)bgu.ac.il), Sep 29 2008

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Last modified February 16 08:49 EST 2012. Contains 205893 sequences.