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A051372
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a(n+1) = a(n) + sum of digits of a(n)^2.
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1
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567, 594, 621, 648, 675, 702, 729, 747, 774, 810, 828, 864, 900, 909, 936, 972, 1008, 1026, 1053, 1080, 1098, 1116, 1143, 1170, 1197, 1224, 1260, 1287, 1323, 1350, 1368, 1395, 1422, 1440, 1458, 1485, 1503, 1530, 1548, 1575, 1602, 1629, 1656, 1683, 1719
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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NestList[#+Total[IntegerDigits[#^2]]&, 567, 50] (* Harvey P. Dale, Mar 20 2021 *)
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CROSSREFS
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KEYWORD
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nonn,base,easy,less
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AUTHOR
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Miklos SZABO (mike(AT)ludens.elte.hu)
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STATUS
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approved
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