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 A344389 a(n) is the number of nonnegative numbers < 10^n with all digits distinct. 0
 1, 10, 91, 739, 5275, 32491, 168571, 712891, 2345851, 5611771, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691, 8877691 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS a(n) = a(10) for n > 10 by the pigeonhole principle. LINKS Table of n, a(n) for n=0..31. FORMULA a(0) = 1; a(n) = A073531(n) + a(n-1). CROSSREFS Cf. A073531. Sequence in context: A365305 A244203 A002739 * A079928 A346230 A231412 Adjacent sequences: A344386 A344387 A344388 * A344390 A344391 A344392 KEYWORD nonn,base AUTHOR Quan Tran, May 16 2021 STATUS approved

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Last modified August 7 03:39 EDT 2024. Contains 375008 sequences. (Running on oeis4.)