The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A249614 Integers that reach the (47360, 29127) cycle described in A234534, after iterations of numerator(sigma(n)/n) = A017665(n). 3
 22521, 28927, 28928, 29109, 29127, 30026, 30032, 35161, 35517, 38833, 38834, 39751, 40192, 40369, 42997, 47353, 47354, 47360, 49341, 56931, 58111, 58112, 62961, 65792, 65919, 72303, 74389, 75345, 79107, 83727, 85024, 87513, 87871, 90368, 90447, 92637, 95235 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..37. PROG (PARI) finalc(x, v) = {while (!vecsearch(v, x), x = numerator(sigma(x)/x)); x; } lista(nn, targ=29127) = {v = [8, 127, 512, 29127]; for (i=2, nn, if (finalc(i, v) == targ, print1(i, ", ")); ); } CROSSREFS Cf. A017665, A234534, A249611, A249612, A249613. Sequence in context: A235260 A236085 A334532 * A153770 A235067 A233856 Adjacent sequences: A249611 A249612 A249613 * A249615 A249616 A249617 KEYWORD nonn AUTHOR Michel Marcus, Nov 02 2014 STATUS approved

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

Last modified February 24 07:07 EST 2024. Contains 370294 sequences. (Running on oeis4.)