A067483 Powers of 5 with initial digit 5.

5, 59604644775390625, 582076609134674072265625, 5684341886080801486968994140625, 55511151231257827021181583404541015625, 542101086242752217003726400434970855712890625

Offset: 1

Author

Amarnath Murthy, Feb 09 2002

Keywords

• base
• easy
• nonn

Comments

Each term also has final digit 5. - Muniru A Asiru, Oct 13 2018

Links

• Muniru A Asiru, Table of n, a(n) for n = 1..114

Crossrefs

Subsequence of A000351 (powers of 5).

Similar entries with another digit: A067480 (2), A067481 (3), A067482 (4).

Programs

GAP

k:=5;; Filtered(List([0..100],n->k^n),i->ListOfDigits(i)[1]=k); # Muniru A Asiru, Oct 06 2018

Mathematica

Select[5^Range[70],First[IntegerDigits[#]]==5&]  (* Harvey P. Dale, Apr 01 2011 *)

PARI

lista(nn) = {for (n=1, nn, if (digits(p=5^n)[1] == 5, print1(p, ", ")););} \\ Michel Marcus, Oct 14 2018

Extensions

Edited by Frank Ellermann, Feb 11 2002

One more term from Harvey P. Dale, Apr 01 2011