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 A097583 Octal representation of the concatenation of the first n decimal numbers with the most significant digits first. 9
 1, 14, 173, 2322, 30071, 361100, 4553207, 57060516, 726746425, 133767016076, 21756176604103, 3404420603635070, 536705213574536755, 104420417226264430242, 15305164771273206577527 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Seiichi Manyama, Table of n, a(n) for n = 1..337 FORMULA a(n) = A007094(A007908(n)). - Seiichi Manyama, Apr 23 2022 EXAMPLE 1234 decimal is 2322 octal the 4th entry in the table. MATHEMATICA Table[FromDigits[IntegerDigits[FromDigits[Flatten[IntegerDigits/@ Range[ n]]], 8]], {n, 20}] (* Harvey P. Dale, Aug 11 2021 *) CROSSREFS Cf. A007908, A050926, A097580, A097582. Cf. A007094. Sequence in context: A016136 A277940 A061484 * A269680 A269469 A349858 Adjacent sequences: A097580 A097581 A097582 * A097584 A097585 A097586 KEYWORD base,nonn AUTHOR Cino Hilliard, Aug 29 2004 STATUS approved

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Last modified February 28 04:16 EST 2024. Contains 370379 sequences. (Running on oeis4.)