The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A096274 Indices of zeros in A096535. 4
 2, 8, 13, 20, 25, 595, 1044, 7932, 74247, 14693476, 16766626, 24072338, 72643740, 1881945888, 3304284638, 5163731431, 5669949197, 16209038688, 23714508403, 56796564073, 181057353263, 323874989643, 406930606305, 539293061152, 1751203649485, 2136659012156 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Suggested by Leroy Quet. LINKS MATHEMATICA a = b = 1; lst = {}; Do[c = Mod[a + b, n]; If[c == 0, AppendTo[lst, n]; Print@n]; a = b; b = c, {n, 2, 10^9}] (* Robert G. Wilson v, Dec 17 2007 *) PROG #include [C program from Peter Pein] main(int argc, char *argv[]) { long long a0=1, a1=1, n=1, tmp, nmax; if (argc != 2) { fprintf(stderr, "%s n\ncalculates the indices of the first n zeros in A096535\n", argv[0]); return(1); } nmax=atol(argv[1]); while (nmax-- > 0) { while(a1 != 0) { tmp = (a0 + a1) % ++n; a0 = a1; a1 = tmp; } printf("%lld\n", n++); a1 = a0; a0 = 0; } return 0; } (Haskell) import Data.List (elemIndices) a096274 n = a096274_list !! (n-1) a096274_list = elemIndices 0 a096535_list -- Reinhard Zumkeller, Oct 19 2011 CROSSREFS Cf. A096535: a(0) = a(1) = 1; a(n) = (a(n-1) + a(n-2)) mod n. Cf. A132678. Sequence in context: A184519 A156245 A247783 * A305879 A271383 A193666 Adjacent sequences:  A096271 A096272 A096273 * A096275 A096276 A096277 KEYWORD nonn AUTHOR Jim Nastos, Jun 24 2004 EXTENSIONS a(13) from Robert G. Wilson v, Jun 23 2004 a(14) - a(16) from Robert G. Wilson v, Aug 30 2006 Extended to a(26) by Zak Seidov, Peter Pein (petsie(AT)dordos.net) and Martin Fuller, Nov 22 2007 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified July 24 14:51 EDT 2021. Contains 346273 sequences. (Running on oeis4.)