A114808 The numbers 5^n-1 written in groups of three digits, with leading zeros omitted.

424, 124, 624, 312, 415, 624, 781, 243, 906, 241, 953, 124, 976, 562, 448, 828, 124, 244, 140, 624, 122, 70, 312, 461, 35, 156, 243, 51, 757, 812, 415, 258, 789, 62, 476, 293, 945, 312, 438, 146, 972, 656, 241, 907, 348, 632, 812, 495, 367, 431, 640, 624, 476, 837, 158, 203, 124, 238, 418, 579

Offset

1,1

Links

Table of n, a(n) for n=1..60.

Example

4, 24, 124, 624, 3124, 15624, ...

Maple

L := [] ;
for n from 1 to 30 do
    dggs := ListTools[Reverse](convert(5^n-1, base, 10) );
    L := [op(L), op(dggs)] ;
end do:
for k from 1 to nops(L)-3 by 3 do
    op(k, L)*100+op(k+1, L)*10+op(k+2, L) ;
    printf("%d, ", %) ;
end do: # R. J. Mathar, Jun 23 2014

Mathematica

FromDigits[#] & /@ Partition[ Flatten@ IntegerDigits@ Table[5^n - 1, {n, 22}], 3] (* Robert G. Wilson v, Jun 23 2014 *)

Crossrefs

Cf. A024049, A103455, A114645.

Sequence in context: A251013 A230678 A091293 * A134218 A246733 A202772

Adjacent sequences: A114805 A114806 A114807 * A114809 A114810 A114811

Keyword

base,dumb,nonn

Author

Jonathan Vos Post, Feb 19 2006

Extensions

Definition and terms realigned with A114645 by Robert G. Wilson v, Jun 23 2014

Status

approved