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 A192607 Nonludic numbers: complement of A003309. 24
 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 26, 27, 28, 30, 31, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 59, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 84, 85, 86, 87 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Reinhard Zumkeller, Table of n, a(n) for n = 1..10000 FORMULA A192490(a(n)) = 0. MATHEMATICA a3309[nmax_] := a3309[nmax] = Module[{t = Range[2, nmax], k, r = {1}}, While[Length[t] > 0, k = First[t]; AppendTo[r, k]; t = Drop[t, {1, -1, k}]]; r]; nmax = 1000; Complement[Range[nmax], a3309[nmax]] (* Jean-François Alcover, Dec 10 2021, after Ray Chandler in A003309 *) PROG (Haskell) a192607 n = a192607_list !! (n-1) a192607_list = filter ((== 0) . a192490) [1..] CROSSREFS Cf. A192505 (not ludic but prime), A192506 (neither ludic nor prime). Sequence in context: A336371 A167376 A133576 * A088224 A002808 A018252 Adjacent sequences: A192604 A192605 A192606 * A192608 A192609 A192610 KEYWORD nonn AUTHOR Reinhard Zumkeller, Jul 05 2011 STATUS approved

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Last modified December 8 13:46 EST 2023. Contains 367679 sequences. (Running on oeis4.)