A054306 Positions of 0's in the decimal expansion of Euler's constant.

11, 18, 20, 25, 27, 28, 32, 37, 56, 81, 88, 113, 115, 120, 123, 125, 127, 161, 162, 196, 202, 203, 209, 219, 245, 248, 259, 263, 267, 268, 286, 290, 301, 322, 330, 350, 353, 368, 370, 376, 391, 393, 404, 405, 434, 446, 452, 454, 465, 474, 478, 481, 483, 494

Offset

1,1

Comments

One might have included an initial 0. Euler's constant is gamma = 0.5772156649015328606065120900824024310..., cf. A001620. - M. F. Hasler, Jan 20 2018

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1500

Mathematica

Position[First@ RealDigits[EulerGamma, 10, 10^3], 0][[All, 1]] (* Michael De Vlieger, Jan 20 2018 *)
Flatten[Position[RealDigits[EulerGamma, 10, 500] [[1]], 0]] (* Vincenzo Librandi, Jan 21 2018 *)

Prog

(PARI) default(realprecision, 500); for(k=1, 500, Euler\.1^k%10||print1(k", ")) \\ M. F. Hasler, Jan 20 2018

Crossrefs

Analog for other constants: A054276 (exp(1)), A054286 (Golden ratio), A054296 (sqrt(2)).

Sequence in context: A232658 A300062 A309489 * A093519 A031119 A242918

Adjacent sequences: A054303 A054304 A054305 * A054307 A054308 A054309

Keyword

nonn,base

Author

Simon Plouffe, Feb 20 2000

Status

approved