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A162331
Numbers k such that k^2 is an anagram of a pronic number.
0
18, 24, 33, 39, 48, 51, 75, 78, 90, 99, 144, 153, 162, 171, 174, 189, 195, 198, 243, 249, 252, 267, 270, 303, 315, 318, 327, 330, 336, 345, 348, 360, 375, 399, 405, 411, 420, 432, 450, 453, 456, 468, 474, 477, 483, 489, 492, 495, 504, 516, 525, 531, 534, 540
OFFSET
1,1
COMMENTS
24 is in the sequence because 24^2 = 576 and 576 is an anagram of 756 = 27 * 28.
48 is in the sequence because 48^2 = 2304 and 2304 is an anagram of 4032 = 63 * 64.
CROSSREFS
Sequence in context: A179014 A105093 A334015 * A092536 A214620 A360768
KEYWORD
nonn,base
AUTHOR
Claudio Meller, Jul 01 2009
STATUS
approved