A256423 Consider numbers n such that A166133(n) sets a new record and also satisfies A166133(n)=A166133(n-1)^2-1; sequence gives values of A166133(n).

8, 39203, 72899, 324899, 359999, 675683, 777923, 1127843, 4536899, 6718463, 10036223, 30272003, 44916803, 54022499, 100761443, 108743183, 110249999, 212051843, 233722943, 289952783, 326163599, 388011203, 395612099, 431475983

Offset: 1

Author

N. J. A. Sloane, Apr 08 2015

Keywords

• nonn

Comments

A subsequence of A256403.

The points (A256422(i), A256423(i)) form the upper envelope of A166133.

Examples

			A166133(5) = 8 = A166133(4)^2-1 = 9-1.
		

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

Crossrefs

Cf. A166133, A256422, A256403, A256404.