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 A097518 Zero-free Harshad left truncatable numbers. 1
 1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 18, 21, 24, 27, 36, 42, 45, 48, 54, 63, 72, 81, 84, 112, 224, 312, 324, 336, 342, 372, 448, 481, 512, 518, 612, 621, 624, 645, 648, 684, 736, 912, 918, 936, 954, 972, 1224, 1512, 2112, 2312, 2448, 2736, 2912, 3312, 3324, 3612 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS The largest term of this sequence is 364884399636934134242462112. In total there are 3603 terms. The largest term was calculated independently by Carlos Rivera Jon Wharf, J. van Delden and Farideh Firoozbakht. LINKS Eric M. Schmidt, Table of n, a(n) for n = 1..3603 C. Rivera, Puzzle 283. EXAMPLE 972 is divided by 18, 72 is divided by 9 and 2 is divided by 2. CROSSREFS Cf. A005349, A097569. Sequence in context: A114440 A334416 A217973 * A097569 A308561 A095160 Adjacent sequences: A097515 A097516 A097517 * A097519 A097520 A097521 KEYWORD fini,full,nonn,base AUTHOR C. Rivera (crivera(AT)primepuzzles.net), Sep 19 2004 EXTENSIONS More terms from Eric M. Schmidt, Apr 19 2017 STATUS approved

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Last modified May 18 15:59 EDT 2024. Contains 372664 sequences. (Running on oeis4.)