A054296 Positions of 0's in the decimal expansion of sqrt(2).

14, 17, 21, 30, 35, 53, 67, 78, 80, 85, 104, 112, 119, 128, 133, 149, 171, 184, 186, 194, 196, 202, 204, 213, 217, 230, 244, 252, 262, 267, 277, 285, 297, 318, 325, 328, 341, 349, 370, 380, 390, 393, 403, 412, 416, 417, 422, 424, 428, 433, 446, 463, 482, 485, 507, 532, 540, 542, 551

Offset

1,1

Links

M. F. Hasler, Table of n, a(n) for n = 1..952 (all terms < 10^4).

Mathematica

Flatten[Position[RealDigits[Sqrt[2], 10, 600][[1]], 0]] (* G. C. Greubel, Jul 31 2019 *)

Prog

(PARI) for(k=0, 999, sqrtint(2*100^k)%10||print1(k+1", ")) \\ M. F. Hasler, Jan 17 2018

Crossrefs

Cf. A054297 - A054305 for digits 1 - 9.

Analog for other constants: A054276 (exp(1)), A054286 (Golden ratio), A054306 (Euler's gamma).

Sequence in context: A352381 A243750 A046085 * A155704 A105189 A102816

Adjacent sequences: A054293 A054294 A054295 * A054297 A054298 A054299

Keyword

nonn,base

Author

Simon Plouffe, Feb 20 2000

Extensions

More terms from M. F. Hasler, Jan 17 2018

Status

approved