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 A004629 Squares written in base 11. (Next term contains a nondecimal digit.) 1
 1, 4, 9, 15, 23, 33, 45, 59, 74, 91, 100, 121, 144, 169, 195, 213, 243, 275 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS From Michael De Vlieger, Nov 13 2014: (Start) The next term contains a nondecimal digit: see the link below for an expanded table of squares with the nondecimal digits. As n increases, a(n) cycles through the end digits in the order 0, 1, 4, 9, 5, 3, 3, 5, 9, 4, 1. (End) LINKS Michael De Vlieger, Table of squares written in base 11, a(n) for n = 1..1331 (11^3 or "1000" in base 11) EXAMPLE a(8) = 8 * 8 = decimal 64 = 5 * 11 + 9 = "59". a(15) = 15 * 15 = decimal 225 = 1 * (11^2) + 9 * (11^1) + 5) = "195". MATHEMATICA a004629[n_Integer] := BaseForm[n^2, 11]; a004629 /@ Range[11^3] (* Michael De Vlieger, Nov 13 2014 *) CROSSREFS Cf. A000290. Sequence in context: A243536 A184005 A194106 * A065893 A052116 A109641 Adjacent sequences:  A004626 A004627 A004628 * A004630 A004631 A004632 KEYWORD base,easy,nonn AUTHOR STATUS approved

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Last modified June 20 14:32 EDT 2021. Contains 345165 sequences. (Running on oeis4.)