A095803 Values of r in Wolfram's iteration for sqrt(2).

2, 4, 16, 28, 28, 112, 92, 368, 28, 112, 448, 1792, 7168, 28672, 22012, 88048, 352192, 667324, 1186396, 1779772, 1187452, 4749808, 18999232, 28543804, 19268956, 77075824, 308303296, 473963068, 377352028, 1509408112

Offset: 0

Author

Eric W. Weisstein, Jun 07 2004

Keywords

• nonn

Links

• Eric Weisstein's World of Mathematics, Wolfram's Iteration

Crossrefs

Cf. A095804.

Formula

Apparently a(n) = 4*A201125(n) for n >= 1. - Hugo Pfoertner, Dec 07 2022