A217742 Numbers n with the property that if the base-8 representation of n is read backwards, the result is 5*n.

525, 4725, 34125, 38325, 269325, 307125, 2150925, 2184525, 2423925, 2457525, 17203725, 17506125, 19358325, 19660725, 137626125, 137894925, 139810125, 140078925, 154833525, 155102325, 157017525, 157286325

Offset

1,1

Links

Table of n, a(n) for n=1..22.

Example

n = 525 (base 10) = 1015 (base 8). Reading this backwards we get 5101 (base 8) = 2625 (base 10) = 5*n, so 525 is in the sequence.

Crossrefs

Cf. A241927, A223089.

Sequence in context: A181112 A152464 A284961 * A204692 A168308 A294984

Adjacent sequences: A217739 A217740 A217741 * A217743 A217744 A217745

Keyword

nonn,base

Author

N. J. A. Sloane, Mar 23 2013

Status

approved