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A061850 Squares whose consecutive digits vary by at most 1. 0
0, 1, 4, 9, 100, 121, 676, 10000, 12100, 12321, 1000000, 1210000, 1232100, 1234321, 100000000, 121000000, 123210000, 123432100, 123454321, 10000000000, 12100000000, 12321000000, 12343210000, 12345432100, 12345654321 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
EXAMPLE
676 = 26^2 and 6 and 7 differ by at most 1
MATHEMATICA
For[i=1, i>0, i++, a=IntegerDigits[i^2]; b=Max[Abs[a-RotateRight[a]]]; If[b<2, Print[i^2]]]
CROSSREFS
Sequence in context: A129967 A182020 A087553 * A061459 A061869 A061270
KEYWORD
base,nonn
AUTHOR
Erich Friedman, Jun 23 2001
STATUS
approved

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Last modified April 14 18:28 EDT 2024. Contains 371667 sequences. (Running on oeis4.)