A254226 Numbers n such that the n-th decimal digit of e = 1 + the n-th decimal digit of Pi.

25, 28, 31, 35, 40, 61, 73, 107, 114, 130, 135, 138, 148, 151, 152, 170, 188, 192, 195, 202, 209, 218, 222, 231, 234, 238, 263, 265, 290, 297, 315, 378, 423, 432, 436, 444, 448, 457, 470, 481, 485, 489, 490, 526, 537, 546

Offset

1,1

Links

Carmine Suriano, Table of n, a(n) for n = 1..252

Example

31 is in the sequence since the 31st decimal digit of e is 6 and the 31st decimal digit of Pi is 5.

Mathematica

nn = 550; rdpi = RealDigits[Pi, 10, nn][[1]]; rde = RealDigits[E, 10, nn][[1]]; Select[ Range[2, nn], 1 + rdpi[[#]] == rde[[#]] &] - 1 (* Robert G. Wilson v, Feb 08 2015 *)

Crossrefs

Cf. A000796, A001113, A068394.

Sequence in context: A239521 A345509 A295748 * A195613 A127652 A303812

Adjacent sequences: A254223 A254224 A254225 * A254227 A254228 A254229

Keyword

nonn,base

Author

Carmine Suriano, Jan 27 2015

Status

approved