A054305 Positions of 9's in the decimal expansion of sqrt(2).

15, 31, 33, 40, 50, 61, 65, 66, 113, 117, 122, 147, 150, 151, 152, 167, 174, 180, 181, 182, 205, 208, 209, 215, 225, 247, 249, 253, 259, 280, 290, 291, 299, 301, 309, 322, 339, 355, 356, 361, 396, 408, 409, 410

Offset

1,1

Links

G. C. Greubel, Table of n, a(n) for n = 1..10000

Mathematica

Flatten[Position[RealDigits[Sqrt[2], 10, 500][[1]], 9]] (* G. C. Greubel, Jul 23 2019 *)

Crossrefs

Sequence in context: A127526 A249764 A202522 * A362986 A041442 A041440

Adjacent sequences: A054302 A054303 A054304 * A054306 A054307 A054308

Keyword

nonn,base

Author

Simon Plouffe, Feb 20 2000

Status

approved