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!)
 A256422 Numbers n such that A166133(n) sets a new record and also satisfies A166133(n)=A166133(n-1)^2-1. 3
 5, 293, 331, 616, 745, 983, 1076, 1672, 2177, 2821, 3599, 6591, 7804, 10174, 11629, 13141, 13397, 15589, 17767, 18814, 19859, 21112, 21247, 23242, 24785, 34351, 36447, 40122, 45630, 48033, 51235, 51519, 61179, 63826, 73394, 78624, 80112, 88259, 89607, 102217, 115981, 119167 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS A  subsequence of A256404. The points (A256422(i), A256423(i)) form the upper envelope of A166133. LINKS N. J. A. Sloane and Ray Chandler, Table of n, a(n) for n = 1..127 (first 100 terms from N. J. A. Sloane) N. J. A. Sloane and others, "Blog" about A166133 FORMULA Intersection of A256404 and A256703+1. - Ray Chandler, Apr 13 2015 EXAMPLE A166133(5) = 8 = A166133(4)^2-1 = 9-1. CROSSREFS Cf. A166133, A256423, A256404, A256403, A256703. Sequence in context: A337540 A227579 A257045 * A140016 A282967 A291333 Adjacent sequences:  A256419 A256420 A256421 * A256423 A256424 A256425 KEYWORD nonn AUTHOR N. J. A. Sloane, Apr 08 2015 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 September 20 23:04 EDT 2021. Contains 347596 sequences. (Running on oeis4.)