1,1

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

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.

Cf. A241927, A223089.

Sequence in context: A181112 A152464 A284961 * A204692 A168308 A294984

Adjacent sequences: A217739 A217740 A217741 * A217743 A217744 A217745

nonn,base

N. J. A. Sloane, Mar 23 2013

approved